The manufacturer’s record · Page 1 of 5

2025 GMC SIERRA 1500
Manufacturer communications & TSBs.Page 1

Original record summaries, dates and identifiers for this model-year. Records 1–100 of 448, ordered newest first. Dated records on this page: Jan 29, 2026–Sep 15, 2026.

Back to 2025 GMC SIERRA 1500 problems & recalls
Read the applicability before drawing a conclusion.

This archive includes service bulletins, warranty notices, software instructions and other communications. Records may repeat or supersede earlier instructions. A model-year association is not proof that a document covers every engine, trim, VIN or reported symptom, or that a repair is free.

NHTSA download snapshot: Sep 28, 2026. These are communication associations for this vehicle, not unique defects. How records are joined and counted.

Sep 15, 2026Service Bulletin/Repair Instructions

PIT6545A

NHTSA communication ID: 11037445

NHTSA source summary · Original PDF not reviewed by Recallfolio

This PI is created to inform GM dealers that some vehicles may intermittently fail to connect wireless Apple CarPlay or Android Auto after Bluetooth pairing during the first key cycle. The condition is caused by a software anomaly.

Source components: UNKNOWN OR OTHER.

Source record 11037445 at NHTSA
Sep 10, 2026Service Bulletin/Repair Instructions

PIC6629F

NHTSA communication ID: 11037320

NHTSA source summary · Original PDF not reviewed by Recallfolio

This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC display

Source components: UNKNOWN OR OTHER.

Source record 11037320 at NHTSA
Sep 4, 2026Service Bulletin/Repair Instructions

PIP4902W

NHTSA communication ID: 11037253

NHTSA source summary · Original PDF not reviewed by Recallfolio

This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.

Source components: UNKNOWN OR OTHER.

Source record 11037253 at NHTSA
Sep 3, 2026Service Bulletin/Repair Instructions

PIT6545

NHTSA communication ID: 11037258

NHTSA source summary · Original PDF not reviewed by Recallfolio

This PI is created to inform GM dealers that some vehicles may intermittently fail to connect wireless Apple CarPlay or Android Auto after Bluetooth pairing during the first key cycle. The condition is caused by a software anomaly. Do not replace parts. Engineering is investigating the root cause; customers may continue to drive the vehicle. This PI will be updated or replaced by a TSB once a resolution is determined.

Source components: UNKNOWN OR OTHER.

Source record 11037258 at NHTSA
Sep 3, 2026Service Bulletin/Repair Instructions

PIT6543

NHTSA communication ID: 11037255

NHTSA source summary · Original PDF not reviewed by Recallfolio

This preliminary information communicates a diagnostic tip for the tailgate release system and tailgate ajar message.

Source components: UNKNOWN OR OTHER.

Source record 11037255 at NHTSA
Aug 27, 2026Service Bulletin/Repair Instructions

PIT6455C

NHTSA communication ID: 11036707

NHTSA source summary · Original PDF not reviewed by Recallfolio

This PI communications information that Engineering has released an OTA to correct the Service Driver Assist message with current DTC B1B2F Telematics Control Module and U1624 Image Processing Control Module setting.

Source components: UNKNOWN OR OTHER.

Source record 11036707 at NHTSA
Aug 27, 2026Service Bulletin/Repair Instructions

PIT6529B

NHTSA communication ID: 11036704

NHTSA source summary · Original PDF not reviewed by Recallfolio

This PI was created to address an Intermittent Loss of Connectivity, GPS, or Wi-Fi Due to OnStar Module concern.

Source components: UNKNOWN OR OTHER.

Source record 11036704 at NHTSA
Aug 27, 2026Service Bulletin/Repair Instructions

PIT6541

NHTSA communication ID: 11036690

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates to the technicians a diagnostic tip if a technician loses communication with the image processor #2 and how to restore communication

Source components: UNKNOWN OR OTHER.

Source record 11036690 at NHTSA
Aug 22, 2026Service Bulletin/Repair Instructions

PIT6452E

NHTSA communication ID: 11036401

NHTSA source summary · Original PDF not reviewed by Recallfolio

This is a diagnostic PI to assist on a repair to fix a concern for the HVAC temperature doors binding at times

Source components: UNKNOWN OR OTHER.

Source record 11036401 at NHTSA
Aug 20, 2026Service Bulletin/Repair Instructions

PIC6551C

NHTSA communication ID: 11036392

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues

Source components: UNKNOWN OR OTHER.

Source record 11036392 at NHTSA
Aug 12, 2026Over The Air

662.31

NHTSA communication ID: 11036480

NHTSA source summary · Original PDF not reviewed by Recallfolio

• Improvements to reliability when extending the running boards on your vehicle • Improvements to accuracy for Diesel Exhaust Fluid level shown in driver display.

Campaign / software reference: 662.31

Source components: UNKNOWN OR OTHER.

Source record 11036480 at NHTSA
Aug 5, 2026Over The Air

662.21

NHTSA communication ID: 11036471

NHTSA source summary · Original PDF not reviewed by Recallfolio

• Fixes to help ensure proper functionality for heating and cooling features. • Improvements to night mode lights for shifting gears. • Fixes for Daytime Running Lamps turning on when set to Off. • Fixes to help prevent erroneous missing key messages on driver display. • Fixes for accuracy of low tire pressure alert. • Fixes for speed threshold for pedestrian alerts. • Improvements to start reliability and reduced check engine light activation • Improvements to turbo system diagnostics • Improvements to reliability when extending the running boards on your vehicle • Improves transmission diagnostic software. • Reduces unnecessary check engine light activations. • Fixes to help extend coolant valve life through diagnostic changes

Campaign / software reference: 662.21

Source components: UNKNOWN OR OTHER.

Source record 11036471 at NHTSA
Jul 28, 2026Service Bulletin/Repair Instructions

PIT6110K

NHTSA communication ID: 11035693

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates an issue with the SES MIL and DTC P062B and engineering is currently investigating.

Source components: UNKNOWN OR OTHER.

Source record 11035693 at NHTSA
Jul 28, 2026Over The Air

N26-F163BX

NHTSA communication ID: 11035450

NHTSA source summary · Original PDF not reviewed by Recallfolio

This update contains a required software change to help improve the overall software update and diagnostics process. Be sure to install this update to be able to receive future software updates. During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior.

Campaign / software reference: N26-F163BX

Source components: UNKNOWN OR OTHER.

Source record 11035450 at NHTSA
Jul 24, 2026Service Bulletin/Repair Instructions

PIP6060A

NHTSA communication ID: 11035354

NHTSA source summary · Original PDF not reviewed by Recallfolio

This PI communicates diagnostic information to assist Technicians with a possible transmission shudder

Source components: UNKNOWN OR OTHER.

Source record 11035354 at NHTSA
Jul 24, 2026Service Bulletin/Repair Instructions

PIT6300C

NHTSA communication ID: 11035352

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates to the technician on the a potential cause for Buzz/rattle/vibration/ from the passenger side when the vehicle is under light load, with a 3.0L LZ0 Engine. It also addresses the potential for a slow/no crank or not charging.

Source components: UNKNOWN OR OTHER.

Source record 11035352 at NHTSA
Jul 24, 2026Service Bulletin/Repair Instructions

PIT6446A

NHTSA communication ID: 11035351

NHTSA source summary · Original PDF not reviewed by Recallfolio

This PI Communicates information to ensure Memory Recall is enabled to ensure memory mirrors return to set position after curbview assist is used.

Source components: UNKNOWN OR OTHER.

Source record 11035351 at NHTSA
Jul 23, 2026Service Bulletin/Repair Instructions

PIT5680B

NHTSA communication ID: 11035350

NHTSA source summary · Original PDF not reviewed by Recallfolio

This PI provides information to repair the door water deflector which is not sealed properly allows water into the door jam/sill area.

Source components: UNKNOWN OR OTHER.

Source record 11035350 at NHTSA
Jul 21, 2026Service Bulletin/Repair Instructions

PIT5099J

NHTSA communication ID: 11035340

NHTSA source summary · Original PDF not reviewed by Recallfolio

PI to help diagnose A/C concern

Source components: UNKNOWN OR OTHER.

Source record 11035340 at NHTSA
Jul 21, 2026Service Bulletin/Repair Instructions

PIT5509N

NHTSA communication ID: 11035308

NHTSA source summary · Original PDF not reviewed by Recallfolio

This PI provides diagnostic tips for diagnosing electric trailer brakes issues.

Source components: UNKNOWN OR OTHER.

Source record 11035308 at NHTSA
Jul 17, 2026Service Bulletin/Repair Instructions

PIT6473F

NHTSA communication ID: 11035133

NHTSA source summary · Original PDF not reviewed by Recallfolio

This PI was created to help avoid unnecessary front camera module replacements

Source components: UNKNOWN OR OTHER.

Source record 11035133 at NHTSA
Jul 13, 2026Service Bulletin/Repair Instructions

PIT5767B

NHTSA communication ID: 11035127

NHTSA source summary · Original PDF not reviewed by Recallfolio

This PI provides a diagnostic tip on poor a/c performance due to a condenser issue and instructions to replace the ac condenser.

Source components: UNKNOWN OR OTHER.

Source record 11035127 at NHTSA
Jul 13, 2026Service Bulletin/Repair Instructions

PIT6529A

NHTSA communication ID: 11035125

NHTSA source summary · Original PDF not reviewed by Recallfolio

This PI was created to address an Intermittent Loss of Connectivity, GPS, or Wi-Fi Due to OnStar Module concern.

Source components: UNKNOWN OR OTHER.

Source record 11035125 at NHTSA
Jul 13, 2026Service Bulletin/Repair Instructions

PIT6455B

NHTSA communication ID: 11034978

NHTSA source summary · Original PDF not reviewed by Recallfolio

This PI communications information that Engineering is investigating the Service Driver Assist message with current DTC B1B2F Telematics Control Module and U1624 Image Processing Control Module setting.

Source components: UNKNOWN OR OTHER.

Source record 11034978 at NHTSA
Jul 6, 2026Service Bulletin/Repair Instructions

PIT6532

NHTSA communication ID: 11034977

NHTSA source summary · Original PDF not reviewed by Recallfolio

The purpose of this PI is to inform dealer technicians of a normal cab pressure relief valve noise to avoid unnecessary part replacement

Source components: UNKNOWN OR OTHER.

Source record 11034977 at NHTSA
Jun 29, 2026Service Bulletin/Repair Instructions

PIT5910C

NHTSA communication ID: 11034785

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates an issue with the dome light off switch not working after the BCM goes asleep. Advise dealership it is working as designed.

Source components: UNKNOWN OR OTHER.

Source record 11034785 at NHTSA
Jun 29, 2026Service Bulletin/Repair Instructions

PIT6531

NHTSA communication ID: 11034781

NHTSA source summary · Original PDF not reviewed by Recallfolio

This preliminary information communicates an issue with aftermarket LED lighting causing false front park assist alerts and dealers are to install the factory lighting before performing any in depth diagnostics.

Source components: UNKNOWN OR OTHER.

Source record 11034781 at NHTSA
Jun 29, 2026Service Bulletin/Repair Instructions

PIT6476C

NHTSA communication ID: 11034778

NHTSA source summary · Original PDF not reviewed by Recallfolio

This preliminary information communicates an issue with a Service Brake system message and DTC C055F due to a low battery condition. Dealer are to inspect the battery, battery connections and for any aftermarket devices.

Source components: UNKNOWN OR OTHER.

Source record 11034778 at NHTSA
Jun 23, 2026Service Bulletin/Repair Instructions

PIT5966F

NHTSA communication ID: 11034769

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message.

Source components: UNKNOWN OR OTHER.

Source record 11034769 at NHTSA
Jun 10, 2026Service Bulletin/Repair Instructions

PIT6523

NHTSA communication ID: 11034001

NHTSA source summary · Original PDF not reviewed by Recallfolio

This PI provides diagnostic steps for dealer technicians to verify the condition and ensure that part replacement is necessary

Source components: UNKNOWN OR OTHER.

Source record 11034001 at NHTSA
Jun 10, 2026Service Bulletin/Repair Instructions

PIT6522

NHTSA communication ID: 11033987

NHTSA source summary · Original PDF not reviewed by Recallfolio

This PI advises dealers that if the K160 Brake System Control Module sets DTC P0606 along with P0562 and/or P25A2, additional diagnostic aids should be followed before replacing parts. The PI provides guidance to inspect for low voltage conditions, wiring, terminal concerns, and module communication issues that may cause false or intermittent EBCM DTCs.

Source components: UNKNOWN OR OTHER.

Source record 11033987 at NHTSA
Jun 9, 2026Service Bulletin/Repair Instructions

PIT6132E

NHTSA communication ID: 11033986

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates an issues with the HVAC making a hum buzz noise when the blower is set to a higher speed. Engineering is working on a new HVAC door seal material to correct the noise.

Source components: UNKNOWN OR OTHER.

Source record 11033986 at NHTSA
Jun 5, 2026Service Bulletin/Repair Instructions

PIT6426B

NHTSA communication ID: 11033752

NHTSA source summary · Original PDF not reviewed by Recallfolio

Fog lamp control may be missing from radio display after a BCM update. Engineering is investigating.

Source components: UNKNOWN OR OTHER.

Source record 11033752 at NHTSA
Jun 5, 2026Service Bulletin/Repair Instructions

PIT6054D

NHTSA communication ID: 11033720

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates that the inner tailgate cannot be disabled if the vehicle is not equipped with passive entry.

Source components: UNKNOWN OR OTHER.

Source record 11033720 at NHTSA
Jun 3, 2026Service Bulletin/Repair Instructions

PIT6503A

NHTSA communication ID: 11033726

NHTSA source summary · Original PDF not reviewed by Recallfolio

This preliminary information is to inform technicians that GM is placing the B174W Front View Camera Module (ACP2) on part restriction due to elevated replacement rates and ongoing engineering investigation. Technicians must not replace the front camera module unless they have: 1.Completed the diagnostic procedure in this PI, and 2.Contacted TAC and received authorization, including the SI document number and specific step that directs camera replacement.

Source components: UNKNOWN OR OTHER.

Source record 11033726 at NHTSA
May 29, 2026Service Bulletin/Repair Instructions

PIT6209K

NHTSA communication ID: 11033186

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates recovery procedure after return to dealer message.

Source components: UNKNOWN OR OTHER.

Source record 11033186 at NHTSA
May 27, 2026Service Bulletin/Repair Instructions

PIP6119

NHTSA communication ID: 11033188

NHTSA source summary · Original PDF not reviewed by Recallfolio

A dealer may encounter multiple DTCs when a B65 Manifold Absolute Pressure/Intake Air Temperature Sensor fails. Diagnostics may be misleading but if the Fuel Rail Temperature has the 419 degrees displayed this PI will assist with repairs.

Source components: UNKNOWN OR OTHER.

Source record 11033188 at NHTSA
May 27, 2026Service Bulletin/Repair Instructions

PIT6519

NHTSA communication ID: 11033150

NHTSA source summary · Original PDF not reviewed by Recallfolio

This preliminary information is to inform technicians and customers that the voice command will be inoperative when trying to open applications. Engineering is investigating and this PI will be converted to a bulletin when a repair is available.

Source components: UNKNOWN OR OTHER.

Source record 11033150 at NHTSA
May 21, 2026Service Bulletin/Repair Instructions

PIP6115

NHTSA communication ID: 11032955

NHTSA source summary · Original PDF not reviewed by Recallfolio

The document advise technicians after an engine repair involving removal of the camshaft actuators, the vehicle may set p1101 P0172 and or stalls when taken off idle. The technician is instructed to verify the intake and exhaust camshaft actuators are installed onto the correct camshafts.

Source components: UNKNOWN OR OTHER.

Source record 11032955 at NHTSA
May 21, 2026Service Bulletin/Repair Instructions

PIT6215C

NHTSA communication ID: 11032952

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates to dealership technicians that if they encounter a customer vehicle with this concern, to perform the steps listed and should be able to reprogram the module and correct this.

Source components: UNKNOWN OR OTHER.

Source record 11032952 at NHTSA
May 19, 2026Service Bulletin/Repair Instructions

PIC6602X

NHTSA communication ID: 11032948

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.

Source components: UNKNOWN OR OTHER.

Source record 11032948 at NHTSA
May 15, 2026Service Bulletin/Repair Instructions

PIT6209J

NHTSA communication ID: 11032788

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates recovery procedure after return to dealer message.

Source components: UNKNOWN OR OTHER.

Source record 11032788 at NHTSA
May 14, 2026Service Bulletin/Repair Instructions

PIC6540J

NHTSA communication ID: 11032784

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates to dealers a procedure to reset the radio.

Source components: UNKNOWN OR OTHER.

Source record 11032784 at NHTSA
May 14, 2026Service Bulletin/Repair Instructions

PIT6406K

NHTSA communication ID: 11032783

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary Information communicates direction for different audio issues with RPO UQA, UQF, UQS, or NKD

Source components: UNKNOWN OR OTHER.

Source record 11032783 at NHTSA
May 14, 2026Service Bulletin/Repair Instructions

PIT5509M

NHTSA communication ID: 11032777

NHTSA source summary · Original PDF not reviewed by Recallfolio

This PI provides diagnostic tips for diagnosing electric trailer brakes issues.

Source components: UNKNOWN OR OTHER.

Source record 11032777 at NHTSA
May 14, 2026Service Bulletin/Repair Instructions

PIT6476B

NHTSA communication ID: 11032774

NHTSA source summary · Original PDF not reviewed by Recallfolio

This preliminary information communicates an issue with a Service Brake system message and DTC C055F due to a low battery condition. Dealer are to inspect the battery, battery connections and for any aftermarket devices.

Source components: UNKNOWN OR OTHER.

Source record 11032774 at NHTSA
May 11, 2026Service Bulletin/Repair Instructions

PIP6101B

NHTSA communication ID: 11032771

NHTSA source summary · Original PDF not reviewed by Recallfolio

The document makes technicians aware of a valvetrain tick noise that is created by one or more soft hydraulic valve lash adjusters. The soft lash adjuster concern is due to debris from the valve rocker arm, entering into the lash adjuster. The document instructs the technician to replace all of the lash adjusters and rocker arms in the entire engine if any soft lash adjusters are found.

Source components: UNKNOWN OR OTHER.

Source record 11032771 at NHTSA
May 11, 2026Service Bulletin/Repair Instructions

PIT6513

NHTSA communication ID: 11032770

NHTSA source summary · Original PDF not reviewed by Recallfolio

This PI states that if SDGM DTC U3000 Sym 49 is set and no other SDGM DTCs are present, clear DTCs and reset the SDGM. Advises of how to contact PQC to authorize SDGM replacement.

Source components: UNKNOWN OR OTHER.

Source record 11032770 at NHTSA
May 11, 2026Service Bulletin/Repair Instructions

PIC6540H

NHTSA communication ID: 11032767

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates to dealers a procedure to reset the radio.

Source components: UNKNOWN OR OTHER.

Source record 11032767 at NHTSA
May 11, 2026Service Bulletin/Repair Instructions

PIC6423A

NHTSA communication ID: 11032764

NHTSA source summary · Original PDF not reviewed by Recallfolio

Pi created to provide GM dealers with information on gathering information for projection issue

Source components: UNKNOWN OR OTHER.

Source record 11032764 at NHTSA
May 11, 2026Service Bulletin/Repair Instructions

PIC6551B

NHTSA communication ID: 11032763

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues

Source components: UNKNOWN OR OTHER.

Source record 11032763 at NHTSA
May 8, 2026Service Bulletin/Repair Instructions

PIT5687B

NHTSA communication ID: 11032659

NHTSA source summary · Original PDF not reviewed by Recallfolio

This PI provide diagnostic tip for an SES MIL with DTC P16A7 and/or P16AF. Dealers are to inspect for a loose connection.

Source components: UNKNOWN OR OTHER.

Source record 11032659 at NHTSA
May 8, 2026Service Bulletin/Repair Instructions

PIT6193B

NHTSA communication ID: 11032658

NHTSA source summary · Original PDF not reviewed by Recallfolio

PI created to provide dealer technicians with procedures for updating Google Maps.

Source components: UNKNOWN OR OTHER.

Source record 11032658 at NHTSA
May 8, 2026Service Bulletin/Repair Instructions

PIC6630B

NHTSA communication ID: 11032625

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates to dealers steps to follow to recover an IOK radio.

Source components: UNKNOWN OR OTHER.

Source record 11032625 at NHTSA
May 8, 2026Service Bulletin/Repair Instructions

PIC6629E

NHTSA communication ID: 11032624

NHTSA source summary · Original PDF not reviewed by Recallfolio

This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC display

Source components: UNKNOWN OR OTHER.

Source record 11032624 at NHTSA
May 6, 2026Service Bulletin/Repair Instructions

PIC6602W

NHTSA communication ID: 11032621

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.

Source components: UNKNOWN OR OTHER.

Source record 11032621 at NHTSA
May 4, 2026Service Bulletin/Repair Instructions

PIT6455A

NHTSA communication ID: 11032623

NHTSA source summary · Original PDF not reviewed by Recallfolio

This PI communications information that Engineering is investigating the Service Driver Assist message with current DTC B1B2F Telematics Control Module and U1624 Image Processing Control Module setting.

Source components: UNKNOWN OR OTHER.

Source record 11032623 at NHTSA
May 4, 2026Service Bulletin/Repair Instructions

PIC6602V

NHTSA communication ID: 11032622

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.

Source components: UNKNOWN OR OTHER.

Source record 11032622 at NHTSA
May 4, 2026Service Bulletin/Repair Instructions

PIT6406H

NHTSA communication ID: 11032579

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary Information communicates direction for different audio issues with RPO UQA, UQF, UQS, or NKD

Source components: UNKNOWN OR OTHER.

Source record 11032579 at NHTSA
Apr 30, 2026Service Bulletin/Repair Instructions

PIC6540G

NHTSA communication ID: 11032560

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates to dealers a procedure to reset the radio.

Source components: UNKNOWN OR OTHER.

Source record 11032560 at NHTSA
Apr 30, 2026Service Bulletin/Repair Instructions

PIC6540G

NHTSA communication ID: 11032559

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates to dealers a procedure to reset the radio.

Source components: UNKNOWN OR OTHER.

Source record 11032559 at NHTSA
Apr 30, 2026Service Bulletin/Repair Instructions

PIC6602U

NHTSA communication ID: 11031749

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.

Source components: UNKNOWN OR OTHER.

Source record 11031749 at NHTSA
Apr 28, 2026Service Bulletin/Repair Instructions

PIT6393K

NHTSA communication ID: 11032554

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not correct it.

Source components: UNKNOWN OR OTHER.

Source record 11032554 at NHTSA
Apr 25, 2026Service Bulletin/Repair Instructions

PIT6511

NHTSA communication ID: 11031948

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates an issue with a replace or low FOB battery message

Source components: UNKNOWN OR OTHER.

Source record 11031948 at NHTSA
Apr 24, 2026Service Bulletin/Repair Instructions

PIT6406G

NHTSA communication ID: 11031946

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary Information communicates direction for different audio issues with RPO UQA, UQF, UQS, or NKD

Source components: UNKNOWN OR OTHER.

Source record 11031946 at NHTSA
Apr 23, 2026Service Bulletin/Repair Instructions

PIC6629D

NHTSA communication ID: 11031745

NHTSA source summary · Original PDF not reviewed by Recallfolio

This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC display

Source components: UNKNOWN OR OTHER.

Source record 11031745 at NHTSA
Apr 21, 2026Service Bulletin/Repair Instructions

PIT6452D

NHTSA communication ID: 11031708

NHTSA source summary · Original PDF not reviewed by Recallfolio

This is a diagnostic PI to assist on a repair to fix a concern for the HVAC temperature doors binding at times

Source components: UNKNOWN OR OTHER.

Source record 11031708 at NHTSA
Apr 14, 2026Service Bulletin/Repair Instructions

PIT6503

NHTSA communication ID: 11031514

NHTSA source summary · Original PDF not reviewed by Recallfolio

This preliminary information is to inform technicians that GM is placing the B174W Front View Camera Module (ACP2) on part restriction due to elevated replacement rates and ongoing engineering investigation. Technicians must not replace the front camera module unless they have: 1.Completed the diagnostic procedure in this PI, and 2.Contacted TAC and received authorization, including the SI document number and specific step that directs camera replacement.

Source components: UNKNOWN OR OTHER.

Source record 11031514 at NHTSA
Apr 13, 2026Service Bulletin/Repair Instructions

PIT5689N

NHTSA communication ID: 11031509

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap. Temporarily on hold while PIE0572 is active. PIE0572 has now ended and reinstating the PI.

Source components: UNKNOWN OR OTHER.

Source record 11031509 at NHTSA
Apr 1, 2026Service Bulletin/Repair Instructions

PIT3271Q

NHTSA communication ID: 11030974

NHTSA source summary · Original PDF not reviewed by Recallfolio

This preliminary information communicates information about how to determine if a wheel and tires size change is available.

Source components: UNKNOWN OR OTHER.

Source record 11030974 at NHTSA
Mar 28, 2026Over The Air

661.10

NHTSA communication ID: 11030533

NHTSA source summary · Original PDF not reviewed by Recallfolio

• Fixes to help prevent false Service Driver Assist System messages. • Improvements to connectivity for OnStar.

Campaign / software reference: 661.10

Source components: UNKNOWN OR OTHER.

Source record 11030533 at NHTSA
Mar 26, 2026Service Bulletin/Repair Instructions

PIT6476A

NHTSA communication ID: 11030356

NHTSA source summary · Original PDF not reviewed by Recallfolio

This preliminary information communicates an issue with a Service Brake system message and DTC C055F due to a low battery condition. Dealer are to inspect the battery, battery connections and for any aftermarket devices.

Source components: UNKNOWN OR OTHER.

Source record 11030356 at NHTSA
Mar 24, 2026Service Bulletin/Repair Instructions

PIT6473E

NHTSA communication ID: 11030353

NHTSA source summary · Original PDF not reviewed by Recallfolio

This PI was created to help avoid unnecessary front camera module replacements

Source components: UNKNOWN OR OTHER.

Source record 11030353 at NHTSA
Mar 23, 2026Service Bulletin/Repair Instructions

PIT6244A

NHTSA communication ID: 11030352

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates how the left lower corner of the DIC is dual purpose and when vehicle is first started it displays the rear passenger seatbelt indicators and then after a short drive it will change and show the four-wheel drive indicator.

Source components: UNKNOWN OR OTHER.

Source record 11030352 at NHTSA
Mar 13, 2026Service Bulletin/Repair Instructions

PIT6473D

NHTSA communication ID: 11030169

NHTSA source summary · Original PDF not reviewed by Recallfolio

This PI was created to help avoid unnecessary front camera module replacements

Source components: UNKNOWN OR OTHER.

Source record 11030169 at NHTSA
Mar 12, 2026Service Bulletin/Repair Instructions

PIT6473C

NHTSA communication ID: 11030170

NHTSA source summary · Original PDF not reviewed by Recallfolio

This PI was created to help avoid unnecessary front camera module replacements

Source components: UNKNOWN OR OTHER.

Source record 11030170 at NHTSA
Mar 9, 2026Service Bulletin/Repair Instructions

PIT6473B

NHTSA communication ID: 11030097

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary Information communicates direction for different audio issues with RPO UQA, UQF, UQS, or NKD

Source components: UNKNOWN OR OTHER.

Source record 11030097 at NHTSA
Mar 9, 2026Service Bulletin/Repair Instructions

PIT6406F

NHTSA communication ID: 11030095

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary Information communicates direction for different audio issues with RPO UQA, UQF, UQS, or NKD

Source components: UNKNOWN OR OTHER.

Source record 11030095 at NHTSA
Mar 9, 2026Service Bulletin/Repair Instructions

PIT6110J

NHTSA communication ID: 11030094

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates an issue with the SES MIL and DTC P062B and engineering is currently investigating.

Source components: UNKNOWN OR OTHER.

Source record 11030094 at NHTSA
Mar 9, 2026Service Bulletin/Repair Instructions

PIP6104

NHTSA communication ID: 11030092

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.

Source components: UNKNOWN OR OTHER.

Source record 11030092 at NHTSA
Mar 9, 2026Service Bulletin/Repair Instructions

PIP4902V

NHTSA communication ID: 11030091

NHTSA source summary · Original PDF not reviewed by Recallfolio

This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.

Source components: UNKNOWN OR OTHER.

Source record 11030091 at NHTSA
Mar 6, 2026Service Bulletin/Repair Instructions

PIC6602T

NHTSA communication ID: 11029958

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.

Source components: UNKNOWN OR OTHER.

Source record 11029958 at NHTSA
Mar 5, 2026Service Bulletin/Repair Instructions

PIC6629C

NHTSA communication ID: 11029949

NHTSA source summary · Original PDF not reviewed by Recallfolio

This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC display

Source components: UNKNOWN OR OTHER.

Source record 11029949 at NHTSA
Mar 3, 2026Service Bulletin/Repair Instructions

PIP6101A

NHTSA communication ID: 11029264

NHTSA source summary · Original PDF not reviewed by Recallfolio

The document makes technicians aware of a valvetrain tick noise that is created by one or more soft hydraulic valve lash adjusters. The soft lash adjuster concern is due to debris from the valve rocker arm, entering into the lash adjuster. The document instructs the technician to replace all of the lash adjusters and rocker arms in the entire engine if any soft lash adjusters are found.

Source components: UNKNOWN OR OTHER.

Source record 11029264 at NHTSA
Mar 2, 2026Service Bulletin/Repair Instructions

PIT6209H

NHTSA communication ID: 11029953

NHTSA source summary · Original PDF not reviewed by Recallfolio

This PI communicates information informing dealers that Engineering is aware of the clunk noise and is currently investigating a root cause.

Source components: UNKNOWN OR OTHER.

Source record 11029953 at NHTSA
Mar 2, 2026Service Bulletin/Repair Instructions

PIT6425D

NHTSA communication ID: 11029950

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC'ss

Source components: UNKNOWN OR OTHER.

Source record 11029950 at NHTSA
Feb 27, 2026Service Bulletin/Repair Instructions

PIC6602S

NHTSA communication ID: 11029449

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.

Source components: UNKNOWN OR OTHER.

Source record 11029449 at NHTSA
Feb 26, 2026Service Bulletin/Repair Instructions

PIT5697E

NHTSA communication ID: 11029441

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communication provides information to the technician on installing Regular Production Option Code UVC Rearview Camera. Technician will need to reference the latest version of General Motors Up-fitter Integration Bulletin 152. The information can be found at http://www.gmupfitter.com/ under the "Technical Bulletin" Tab and then "Show all bulletins."

Source components: UNKNOWN OR OTHER.

Source record 11029441 at NHTSA
Feb 26, 2026Service Bulletin/Repair Instructions

PIT6394D

NHTSA communication ID: 11029323

NHTSA source summary · Original PDF not reviewed by Recallfolio

A vehicle may have a service driver assist message and the technician cannot get the Long Range Radar learn procedure to complete. Tech is directed to drive a city route to complete the procedure.

Source components: UNKNOWN OR OTHER.

Source record 11029323 at NHTSA
Feb 26, 2026Service Bulletin/Repair Instructions

PIT5744F

NHTSA communication ID: 11029298

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates information on how to disable the Side Blind Zone Detection and Park Assist systems when a customer removes the pickup box from the vehicle to install an aftermarket bed or body.

Source components: UNKNOWN OR OTHER.

Source record 11029298 at NHTSA
Feb 20, 2026Service Bulletin/Repair Instructions

PIT6300B

NHTSA communication ID: 11028946

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates to the technician on the a potential cause for Buzz/rattle/vibration from the passenger side when the vehicle is under light load, with a 3.0L LZ0 Engine.

Source components: UNKNOWN OR OTHER.

Source record 11028946 at NHTSA
Feb 19, 2026Service Bulletin/Repair Instructions

PIT6415A

NHTSA communication ID: 11028948

NHTSA source summary · Original PDF not reviewed by Recallfolio

PI to explain normal operation for a concern that the outside rearview mirrors may not fold when the doors are locked, due to the personalization settings for Auto Door Unlocking.

Source components: UNKNOWN OR OTHER.

Source record 11028948 at NHTSA
Feb 12, 2026Service Bulletin/Repair Instructions

PIP5865L

NHTSA communication ID: 11028859

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates the possibility of DTC P30BF failing on low mile vehicles due to the possibility of the cylinder 1/2 sliding barrel binding on intake camshaft.

Source components: UNKNOWN OR OTHER.

Source record 11028859 at NHTSA
Feb 12, 2026Service Bulletin/Repair Instructions

PIT6120C

NHTSA communication ID: 11028857

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates information to direct to GM Upfitter bulletin 193 or 205 depending on trim level for installation instructions for the 9L7 Upfitter Switches.

Source components: UNKNOWN OR OTHER.

Source record 11028857 at NHTSA
Feb 7, 2026Service Bulletin/Repair Instructions

PIP6101

NHTSA communication ID: 11028704

NHTSA source summary · Original PDF not reviewed by Recallfolio

The document makes technicians aware of a valvetrain tick noise that is created by one or more soft lifters. The soft lifter concern is due to manufacturing debris within the lifter when it was manufactured. The document instructs the technician to replace the soft lifter(s) and the rocker arm it operates.

Source components: UNKNOWN OR OTHER.

Source record 11028704 at NHTSA
Feb 7, 2026Service Bulletin/Repair Instructions

PIT6452C

NHTSA communication ID: 11028703

NHTSA source summary · Original PDF not reviewed by Recallfolio

This is a diagnostic PI to assist on a repair to fix a concern for the HVAC temperature doors binding at times

Source components: UNKNOWN OR OTHER.

Source record 11028703 at NHTSA
Feb 7, 2026Service Bulletin/Repair Instructions

PIC6602R

NHTSA communication ID: 11028701

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.

Source components: UNKNOWN OR OTHER.

Source record 11028701 at NHTSA
Feb 3, 2026Service Bulletin/Repair Instructions

PIT6456C

NHTSA communication ID: 11028697

NHTSA source summary · Original PDF not reviewed by Recallfolio

This preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back to the vehicle.

Source components: UNKNOWN OR OTHER.

Source record 11028697 at NHTSA
Jan 29, 2026Service Bulletin/Repair Instructions

PIP5865K

NHTSA communication ID: 11027942

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates the possibility of DTC P30BF failing on low mile vehicles due to the possibility of the cylinder 1/2 sliding barrel binding on intake camshaft.

Source components: UNKNOWN OR OTHER.

Source record 11027942 at NHTSA
Jan 29, 2026Service Bulletin/Repair Instructions

PIC6591D

NHTSA communication ID: 11027937

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates to dealer to contact TAC for a specific display issue.

Source components: UNKNOWN OR OTHER.

Source record 11027937 at NHTSA