The manufacturer’s record · Page 9 of 9

2020 Chevrolet BLAZER
Manufacturer communications & TSBs.Page 9

Original record summaries, dates and identifiers for this model-year. Records 801–853 of 853, ordered newest first. Dated records on this page: Jun 25, 2019–Feb 14, 2020.

Back to 2020 Chevrolet BLAZER 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.

Feb 14, 2020Service Bulletin/Repair Instructions

16NA119

NHTSA communication ID: 10172773

NHTSA source summary · Original PDF not reviewed by Recallfolio

This warranty administration bulletin provide policy information to cover GMs policy on performing GM covered vehicle services and maintenance on vehicles originating/sold in Canada.

Source components: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL.

Source record 10172773 at NHTSA
Feb 11, 2020Service Bulletin/Repair Instructions

N202292220

NHTSA communication ID: 10172655

NHTSA source summary · Original PDF not reviewed by Recallfolio

Service Update - Certain vehicles may have only two of the three required heat shield fasteners. Dealers are to install the third bolt in the heat shield at the engine compartment.

Source components: ENGINE · EQUIPMENT.

Source record 10172655 at NHTSA
Feb 7, 2020Service Bulletin/Repair Instructions

18NA073

NHTSA communication ID: 10172784

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.

Source components: ENGINE · EQUIPMENT.

Source record 10172784 at NHTSA
Feb 4, 2020Service Bulletin/Repair Instructions

PIT5411S

NHTSA communication ID: 10172304

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary Information communication advises the technician that the Radio or Tuner, radio controls, Integrated Center Stack, HUD's, IPC's, and radio displays are placed on restriction through the General Motors Technical Assistance Center. Dealers will need to contact General Motors Technical Assistance Center for further assistance.

Source components: EQUIPMENT:ELECTRICAL · EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM) · EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC..

Source record 10172304 at NHTSA
Jan 31, 2020Service Bulletin/Repair Instructions

PIP5708

NHTSA communication ID: 10171319

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates to the technician the vehicle concern of starter flex plate having broken teeth. The can create a noise during starting or may even have the starter spin but not crank over the engine. The document directs the technician to replace the flex plate and the starter assembly.

Source components: ELECTRICAL SYSTEM.

Source record 10171319 at NHTSA
Jan 29, 2020Service Bulletin/Repair Instructions

110089002D

NHTSA communication ID: 10172294

NHTSA source summary · Original PDF not reviewed by Recallfolio

This informational bulletin provides information on GM Accessories ? Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.

Source components: EQUIPMENT.

Source record 10172294 at NHTSA
Jan 27, 2020Service Bulletin/Repair Instructions

050307009I

NHTSA communication ID: 10172293

NHTSA source summary · Original PDF not reviewed by Recallfolio

This informational bulletin provides retail, wholesale and fleet personnel with General Motors recommendations for customer concerns related to wheel alignment.

Source components: EQUIPMENT · WHEELS.

Source record 10172293 at NHTSA
Jan 23, 2020Service Bulletin/Repair Instructions

15NA010

NHTSA communication ID: 10171875

NHTSA source summary · Original PDF not reviewed by Recallfolio

This informational bulletin provides information to dealership personnel for new vehicles with less than 1,000 miles that may not pass California smog inspection or smog inspection in other states.

Source components: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL.

Source record 10171875 at NHTSA
Jan 23, 2020Service Bulletin/Repair Instructions

PIP5704

NHTSA communication ID: 10171302

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates a work around when only 11 digit PUN (Part Unique Number) is seen on Service Solenoid Body Assembly.

Source components: STRUCTURE.

Source record 10171302 at NHTSA
Jan 23, 2020Service Bulletin/Repair Instructions

PIT5411R

NHTSA communication ID: 10171300

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary Information communication advises the technician that the Radio or Tuner, radio controls, Integrated Center Stack, HUD's, IPC's, and radio displays are placed on restriction through the General Motors Technical Assistance Center. Dealers will need to contact General Motors Technical Assistance Center for further assistance.

Source components: ELECTRICAL SYSTEM · EQUIPMENT.

Source record 10171300 at NHTSA
Jan 22, 2020Service Bulletin/Repair Instructions

18NA279

NHTSA communication ID: 10171887

NHTSA source summary · Original PDF not reviewed by Recallfolio

This informational bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.

Source components: LATCHES/LOCKS/LINKAGES:DOORS:LATCH · STRUCTURE:BODY:DOOR.

Source record 10171887 at NHTSA
Jan 21, 2020Service Bulletin/Repair Instructions

20NA016

NHTSA communication ID: 10172285

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Warranty Administration bulletin provides information on customer vehicles concern results in a manufacturer repurchase from the customer, GM depends on the dealership to host and administer the repurchase closing and intake of the returning vehicle.

Source components: EQUIPMENT.

Source record 10172285 at NHTSA
Jan 17, 2020Service Bulletin/Repair Instructions

18NA306

NHTSA communication ID: 10171888

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only).

Source components: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL.

Source record 10171888 at NHTSA
Jan 13, 2020Service Bulletin/Repair Instructions

030846004W

NHTSA communication ID: 10172292

NHTSA source summary · Original PDF not reviewed by Recallfolio

This bulletin provides information regarding Part Restriction and Ordering Process Information for OnStar® Vehicle Communication Interface Modules (VCIM) (GMNA Only).

Source components: ELECTRICAL SYSTEM · EQUIPMENT.

Source record 10172292 at NHTSA
Jan 8, 2020Service Bulletin/Repair Instructions

PIP5697

NHTSA communication ID: 10171260

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates a possible BCM concern if DTC P0747 sets during engine cranking when the transmission is in park.

Source components: POWER TRAIN.

Source record 10171260 at NHTSA
Jan 6, 2020Service Bulletin/Repair Instructions

19NA160

NHTSA communication ID: 10171893

NHTSA source summary · Original PDF not reviewed by Recallfolio

This technical bulletin provides repair information to correct a customer concern of Intermittent or Continuous Horn Blowing, Horn Activation Sensitive to the Touch.

Source components: ELECTRICAL SYSTEM:HORN.

Source record 10171893 at NHTSA
Jan 2, 2020Service Bulletin/Repair Instructions

16NA383

NHTSA communication ID: 10171878

NHTSA source summary · Original PDF not reviewed by Recallfolio

This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels should be used to reduce carbon build-up.

Source components: EQUIPMENT · EQUIPMENT ADAPTIVE/MOBILITY · FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM.

Source record 10171878 at NHTSA
Dec 12, 2019Service Bulletin/Repair Instructions

PI0592F

NHTSA communication ID: 10170498

NHTSA source summary · Original PDF not reviewed by Recallfolio

This preliminary information bulletin provides information om Service Programming System (SPS) Error Codes (E4398, E4399, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or E6961).

Source components: EQUIPMENT.

Source record 10170498 at NHTSA
Nov 26, 2019Service Bulletin/Repair Instructions

100089009D

NHTSA communication ID: 10169357

NHTSA source summary · Original PDF not reviewed by Recallfolio

This informational bulletin provides information on key code security rules and information on GM keycode look-up applications.

Source components: EQUIPMENT · EQUIPMENT ADAPTIVE/MOBILITY.

Source record 10169357 at NHTSA
Nov 25, 2019Service Bulletin/Repair Instructions

080089014F

NHTSA communication ID: 10169355

NHTSA source summary · Original PDF not reviewed by Recallfolio

This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC).

Source components: EQUIPMENT · EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL.

Source record 10169355 at NHTSA
Nov 21, 2019Service Bulletin/Repair Instructions

19NA270

NHTSA communication ID: 10169351

NHTSA source summary · Original PDF not reviewed by Recallfolio

This technical bulletin provides repair information to correct a customer concern of Phone Ringer Volume Turned Down or Too Quiet.

Source components: EQUIPMENT · EQUIPMENT ADAPTIVE/MOBILITY.

Source record 10169351 at NHTSA
Nov 21, 2019Service Bulletin/Repair Instructions

19NA265

NHTSA communication ID: 10169347

NHTSA source summary · Original PDF not reviewed by Recallfolio

This bulletin provides information on Equivalent and Interchangeable Continental Cross Contact UHP tires.

Source components: TIRES.

Source record 10169347 at NHTSA
Nov 14, 2019Service Bulletin/Repair Instructions

PIT5720

NHTSA communication ID: 10168967

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates that a customer may come to the dealer with a complaint of a hum, drone or pulsing type noise at times. On investigation the dealer may discover that this concern only occurs when the customer is driving with one or both rear windows down or one front window down. The dealer is instructed to advise the customer that if this is occuring with rear windows down to open a front window or the sunroof (if equipped) or if it is occurring with a front window down to open the other front window or the sunroof (if equipped) to alleviate this concern.

Source components: VISIBILITY.

Source record 10168967 at NHTSA
Nov 12, 2019Service Bulletin/Repair Instructions

080310006G

NHTSA communication ID: 10169356

NHTSA source summary · Original PDF not reviewed by Recallfolio

This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel Bead Seat Corrosion.

Source components: EQUIPMENT · EQUIPMENT ADAPTIVE/MOBILITY · TIRES · WHEELS.

Source record 10169356 at NHTSA
Nov 12, 2019Service Bulletin/Repair Instructions

010842001M

NHTSA communication ID: 10169354

NHTSA source summary · Original PDF not reviewed by Recallfolio

This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines.

Source components: EQUIPMENT · EQUIPMENT ADAPTIVE/MOBILITY · EXTERIOR LIGHTING.

Source record 10169354 at NHTSA
Oct 29, 2019Service Bulletin/Repair Instructions

990420002K

NHTSA communication ID: 10168212

NHTSA source summary · Original PDF not reviewed by Recallfolio

This informational bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operations.

Source components: POWER TRAIN.

Source record 10168212 at NHTSA
Oct 16, 2019Service Bulletin/Repair Instructions

100089006G

NHTSA communication ID: 10168207

NHTSA source summary · Original PDF not reviewed by Recallfolio

This informational bulletin provides information for dealers how to submit a product information report (PIR) (Canada Only).

Source components: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL.

Source record 10168207 at NHTSA
Oct 14, 2019Service Bulletin/Repair Instructions

16NA338

NHTSA communication ID: 10168175

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns.

Source components: POWER TRAIN.

Source record 10168175 at NHTSA
Oct 10, 2019Service Bulletin/Repair Instructions

18NA279

NHTSA communication ID: 10168186

NHTSA source summary · Original PDF not reviewed by Recallfolio

This informational bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.

Source components: EQUIPMENT:ELECTRICAL.

Source record 10168186 at NHTSA
Oct 9, 2019Service Bulletin/Repair Instructions

100089009C

NHTSA communication ID: 10168208

NHTSA source summary · Original PDF not reviewed by Recallfolio

This informational bulletin provides information on key code security and information on GM key code look up applications.

Source components: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL.

Source record 10168208 at NHTSA
Oct 9, 2019Service Bulletin/Repair Instructions

010601011K

NHTSA communication ID: 10168205

NHTSA source summary · Original PDF not reviewed by Recallfolio

This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.

Source components: ENGINE AND ENGINE COOLING.

Source record 10168205 at NHTSA
Oct 7, 2019Service Bulletin/Repair Instructions

PIP5608C

NHTSA communication ID: 10167428

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates to perform a transmission fluid drain and fill to correct a TCC shudder concern.

Source components: POWER TRAIN.

Source record 10167428 at NHTSA
Oct 3, 2019Service Bulletin/Repair Instructions

PIT5551E

NHTSA communication ID: 10167425

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. This is normal when the FAB has been set to "Alert".

Source components: FORWARD COLLISION AVOIDANCE.

Source record 10167425 at NHTSA
Oct 2, 2019Service Bulletin/Repair Instructions

010089010N

NHTSA communication ID: 10168204

NHTSA source summary · Original PDF not reviewed by Recallfolio

This informational bulletin provides information on comebacks prevention information and using customer concern verification sheets (CCVS).

Source components: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL.

Source record 10168204 at NHTSA
Oct 2, 2019Service Bulletin/Repair Instructions

18NA306

NHTSA communication ID: 10168188

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only).

Source components: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL.

Source record 10168188 at NHTSA
Oct 2, 2019Service Bulletin/Repair Instructions

PIP5683

NHTSA communication ID: 10167422

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates a concern with plastic flashing inside the fresh air intake duct for the PCV clean air and the recommended repair.

Source components: EQUIPMENT:APPLIANCE:AIR CONDITIONER.

Source record 10167422 at NHTSA
Sep 25, 2019Service Bulletin/Repair Instructions

PIP4670H

NHTSA communication ID: 10165904

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary Information communication provides information to the technician about a no start or another concern after swapping an Engine Control Module or other modules from one vehicle to another. The Global Architecture electrical system associated with these vehicles does not allow controller swaps between vehicles.

Source components: ELECTRICAL SYSTEM.

Source record 10165904 at NHTSA
Sep 18, 2019Service Bulletin/Repair Instructions

17NA073

NHTSA communication ID: 10166638

NHTSA source summary · Original PDF not reviewed by Recallfolio

This warranty administration bulletin provides information regarding the field action courtesy transportation policy.

Source components: EQUIPMENT.

Source record 10166638 at NHTSA
Sep 9, 2019Service Bulletin/Repair Instructions

PIE0534A

NHTSA communication ID: 10166669

NHTSA source summary · Original PDF not reviewed by Recallfolio

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the rear wiper motor being inoperative and/or stuck in the middle of the rear glass.

Source components: VISIBILITY.

Source record 10166669 at NHTSA
Sep 5, 2019Service Bulletin/Repair Instructions

PIT5551E

NHTSA communication ID: 10165868

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. This is normal when the FAB has been set to "Alert".

Source components: FORWARD COLLISION AVOIDANCE.

Source record 10165868 at NHTSA
Sep 4, 2019Service Bulletin/Repair Instructions

PIT5481E

NHTSA communication ID: 10165865

NHTSA source summary · Original PDF not reviewed by Recallfolio

This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist. Starting with 2016 model year Lane Keep Assist Regular Production Option Code (UHX) replaced Lane Departure Warning Regular Production Option Code (UFL). Lane Keep Assist is designed to assist the driver in keeping the vehicle from drifting out of a driving lane that has clearly identified markings. The electric power steering provides a gentle steering correction if a lane marking has been crossed and the driver has not actively responded.

Source components: STEERING.

Source record 10165865 at NHTSA
Aug 23, 2019Service Bulletin/Repair Instructions

PI0592E

NHTSA communication ID: 10165127

NHTSA source summary · Original PDF not reviewed by Recallfolio

This preliminary information bulletin provides information om Service Programming System (SPS) Error Codes E4398, E4399, E4403, M4404, M4413, E4414, E4423, E4491 or E6961).

Source components: ELECTRICAL SYSTEM.

Source record 10165127 at NHTSA
Aug 23, 2019Service Bulletin/Repair Instructions

18NA146

NHTSA communication ID: 10165087

NHTSA source summary · Original PDF not reviewed by Recallfolio

This warranty administration bulletin provides policy information, proper labor operation selection and causal part identification for warranty transactions (U.S. Only).

Source components: EQUIPMENT.

Source record 10165087 at NHTSA
Aug 21, 2019Service Bulletin/Repair Instructions

090604026R

NHTSA communication ID: 10165124

NHTSA source summary · Original PDF not reviewed by Recallfolio

This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.

Source components: ENGINE AND ENGINE COOLING.

Source record 10165124 at NHTSA
Aug 20, 2019Service Bulletin/Repair Instructions

17NA276

NHTSA communication ID: 10165084

NHTSA source summary · Original PDF not reviewed by Recallfolio

This informational bulletin provides information on Loss of Phone Pairing or Favorites, Last Setting of Volume, Station, App, and Audio Settings Change When Vehicle Shuts Down in Demo Mode and that this is considered a normal characteristic of the vehicle in demo mode.

Source components: EQUIPMENT:ELECTRICAL.

Source record 10165084 at NHTSA
Aug 19, 2019Service Bulletin/Repair Instructions

PIE0534

NHTSA communication ID: 10165140

NHTSA source summary · Original PDF not reviewed by Recallfolio

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the rear wiper motor being inoperative and/or stuck in the middle of the rear glass.

Source components: VISIBILITY.

Source record 10165140 at NHTSA
Aug 19, 2019Service Bulletin/Repair Instructions

130089008B

NHTSA communication ID: 10165126

NHTSA source summary · Original PDF not reviewed by Recallfolio

This bulleting provides Wiring, Terminal and Connector Repair Information including how to determine the Service Part Number in eSI and how to locate the part(s) in the EPC.

Source components: EQUIPMENT.

Source record 10165126 at NHTSA
Aug 15, 2019Service Bulletin/Repair Instructions

000601026M

NHTSA communication ID: 10165121

NHTSA source summary · Original PDF not reviewed by Recallfolio

This informational bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.

Source components: ENGINE AND ENGINE COOLING.

Source record 10165121 at NHTSA
Aug 13, 2019Service Bulletin/Repair Instructions

070601016F

NHTSA communication ID: 10165122

NHTSA source summary · Original PDF not reviewed by Recallfolio

This informational bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.

Source components: ENGINE AND ENGINE COOLING.

Source record 10165122 at NHTSA
Aug 12, 2019Service Bulletin/Repair Instructions

080730026F

NHTSA communication ID: 10165123

NHTSA source summary · Original PDF not reviewed by Recallfolio

This informational bulletin provides information on Some vehicles may rock or move slightly forward or rearward while in Park at start up after cold soak. This condition may be accompanied by a clunk noise. This is a slight movement that is more often seen visually, rather than felt, when viewed from the outside and using the auto-start feature, if equipped.

Source components: POWER TRAIN:AUTOMATIC TRANSMISSION.

Source record 10165123 at NHTSA
Aug 5, 2019Service Bulletin/Repair Instructions

16NA109

NHTSA communication ID: 10165079

NHTSA source summary · Original PDF not reviewed by Recallfolio

This technical bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.

Source components: STEERING.

Source record 10165079 at NHTSA
Jul 26, 2019Service Bulletin/Repair Instructions

990089019R

NHTSA communication ID: 10163900

NHTSA source summary · Original PDF not reviewed by Recallfolio

This informational bulletin provides process information for the (GWM) and (WPC) parts return program.

Source components: EQUIPMENT.

Source record 10163900 at NHTSA
Jun 25, 2019Service Bulletin/Repair Instructions

16NA222

NHTSA communication ID: 10163193

NHTSA source summary · Original PDF not reviewed by Recallfolio

This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.

Source components: EQUIPMENT.

Source record 10163193 at NHTSA