2015 Chevrolet IMPALA Manufacturer communications & TSBs.Page 14
Original record summaries, dates and identifiers for this model-year. Records 1,301–1,400 of 1,657, ordered newest first. Dated records on this page: Jan 13, 2015–Apr 17, 2015.
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.
Apr 17, 2015Service Bulletin/Repair Instructions
PIC4310L
NHTSA communication ID: 10114470
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Technician will need to call General Motors Technical Assistance Center with the scan tool data from the OnStar system.
Source components: ELECTRICAL SYSTEM · EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM).
NHTSA source summary · Original PDF not reviewed by Recallfolio
This preliminary informational bulletin provides radio programming information to correct customer concerns about no XM audio or time shift, radio lock-up, slow response, vertical line between clock and temperature, poor FM reception (truck only).
NHTSA source summary · Original PDF not reviewed by Recallfolio
This preliminary informational bulletin provides reprpgramming information to correct a customer concern of blank display, NAV screen audio content is unavailable via speech recognition, display screen is stuck on incoming call view after phone call finished, rear view camera display blank, USB Issues/Bluetooth/Favorite Bar/Voice, iPod unable to detect via USB, recognition concerns, XM speech recognition inoperative, traffic messages, clock display.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication advises the technician about the calculation and operation of the engine oil life monitor. The monitor calculates the percent of oil life remaining, based on 3 pathways. The first pathway for oil life calculation is engine revolutions. The second pathway for oil life calculation is the mileage form the last rest for all General Motors powertrains except the Volt. The third pathway for oil life calculation is the amount of time the oil is in the engine. The Volt uses a 2 year timer instead of 1 year. It also uses the engine revolution counter. It does not use the mileage pathway to count down.
NHTSA source summary · Original PDF not reviewed by Recallfolio
14395A - CUSTOMER SATISFACTION PROGRAM (REVISED LABOR TIME). ON SOME 2015 MODEL YEAR BUICK ENCORE, LACROSSE, REGAL, AND VERANO; CADILLAC ATS, CTS, ELR, ESCALADE, SRX AND XTS; CHEVROLET COLORADO, CORVETTE, CRUZE, EQUINOX, IMPALA, MALIBU, SILVERADO, SONIC, SPARK, SS, SUBURBAN, TAHOE, TRAX, AND VOLT; AND GMC CANYON, SIERRA, TERRAIN, AND YUKON VEHICLES, A PERFORMANCE ISSUE WITH THE ONSTAR® MODULE MIGHT IMPACT THE VEHICLE'S BATTERY LIFE. THIS CAN CAUSE A DEAD BATTERY IF THE VEHICLE IS NOT STARTED FOR APPROXIMATELY 4 DAYS. THIS CONDITION CAN OCCUR EVEN IF THE ONSTAR® SYSTEM IS NOT ACTIVE. DEALERS ARE TO REPLACE THE ONSTAR® MODULE. IF THE CUSTOMER DOES NOT HAVE AN ACTIVE ONSTAR® SUBSCRIPTION, THE ONSTAR® MODULE IS TO BE DEACTIVATED AFTER REPLACEMENT.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication advises the technician that the Human Machine Interface, Radio or Tuner, radio controls, Integrated Center Stack, display, and Media Disc Players are placed on restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This informational bulletin provides information to service personnel on the critical importance of installing the correct replacement spin-on oil filter when servicing.
NHTSA source summary · Original PDF not reviewed by Recallfolio
BUICK/CADILLAC/ GMC/ CHEVROLET: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. BATTERY IS DEAD DUE TO ONSTAR MODULE AND IF VEHICLE FAILS TO START AFTER 4 DAYS AND OCCURS EVEN IF ONSTAR SYSTEM IS NOT ACTIVE. *PE UPDATED 11/6/15. *PE
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician about vehicle that may have black smoke on a cold start. A dual-pulse injection strategy is utilized during engine cold start to reduce the time required to bring the catalytic converter up to operating temperature. This split injection strategy lasts for about 60 seconds on cold start. This process may cause the customer to see increased black smoke during cold start and should be considered normal.
Source components: ENGINE AND ENGINE COOLING · ENGINE AND ENGINE COOLING:EXHAUST SYSTEM.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician about vehicles that the radio can be turned on after turning the ignition off and opening the driver?s door. The radio can then be turned back on after the vehicle's Retained Accessory Power has been canceled by simply pressing the power button on the radio. This is a normal characteristic of the key off operation.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Technician will need to call General Motors Technical Assistance Center with the scan tool data from the OnStar system.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This informational bulletin provides information on the Product Quality Center (PQC) assembly replacement process for Service Agents not required to contact PQC prior to assembly replacement.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This informational bulletin provides information on the Product Quality Center (PQC) assembly replacement process for Service Agents not required to contact PQC prior to assembly replacement.
NHTSA source summary · Original PDF not reviewed by Recallfolio
The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.
NHTSA source summary · Original PDF not reviewed by Recallfolio
14770 - SERVICE UPDATE. THIS BULLETIN PROVIDES A SERVICE PROCEDURE TO INSPECT AND, IF NECESSARY, REROUTE THE SEAT WIRE HARNESS AWAY FROM A SEAT BACK SUSPENSION SPRING ON CERTAIN VEHICLES. ON SOME OF THESE VEHICLES, THE CUT END OF THE LEFT OR RIGHT FRONT SEAT BACK SUSPENSION SPRING MAY CONTACT THE SEAT WIRE HARNESS NEAR THE RECLINER MOTOR. MOVEMENT OF THE SUSPENSION SPRING CAN CAUSE DAMAGE TO SEAT WIRE HARNESS PROTECTIVE SLEEVE AND WIRE INSULATION, WHICH CAN LEAD TO A SHORT CIRCUIT IN THE SEAT WIRE HARNESS.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician about vehicle that may OnStar inoperative and Navigation/GPS/Compass issues. Technician may find Diagnostic Trouble Codes B101D sym 3C and or F0. Technician will gather data using a scan tool and contact General Motors Technical Assistance Center for further assistance. After approval technician will replace the OnStar module.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This preliminary informational bulletin provides repair information for a customer concern of Malfunction Indication Lamp (MIL) on, and a technician my find DTC P2227 set.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This preliminary informational bulletin provides repair information for a customer concern of Malfunction Indication Lamp (MIL) on, and a technician my find DTC P2227 set.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This engineering information bulletin is requesting information from dealers on a customer concern that the brake lights stay illuminated without the brake pedal being pressed.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This engineering information bulletin is requesting information from dealers on a customer concern that the brake lights stay illuminated without the brake pedal being pressed.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician about vehicles that may have the OnStar wireless fidelity inoperative. Technician will need to contact General Motors Technical Assistance Center with a scan tool connect to the vehicle for further assistance.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This warranty administration bulletin provides retail and wholesale service personnel with the policies and the warranty claims submission procedures that support Labor Operation 0600014 ? Suspected Tampering or Vehicle Modifications.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This warranty administration bulletin provides retail and wholesale service personnel with the policies and the warranty claims submission procedures that support Labor Operation 0600014 - Suspected Tampering or Vehicle Modifications.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This informational bulletin provides dealership personnel information on unscheduled supplemental services (including flushing services and additives) and proper use of GM simplified maintenance schedules (Canada only).
NHTSA source summary · Original PDF not reviewed by Recallfolio
This informational bulletin provides dealership personnel information on unscheduled supplemental services (including flushing services and additives) and proper use of GM simplified maintenance schedules (Canada only).
NHTSA source summary · Original PDF not reviewed by Recallfolio
This preliminary informational bulletin provides repair information on instrument cluster reprogramming to correct a customer concern of analog gauges being offset and not returning to zero/home position.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication advises the technician that the Human Machine Interface, Radio or Tuner, radio controls, Integrated Center Stack, display, and Media Disc Players are placed on restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This informational bulletin provides information on the PQC assembly replacement process - for dealers required to contact PQC prior to replacing an assembly (U.S. and Canada only).
NHTSA source summary · Original PDF not reviewed by Recallfolio
This informational bulletin provides information on the PQC assembly replacement process - for dealers required to contact PQC prior to replacing an assembly (U.S. and Canada only).
NHTSA source summary · Original PDF not reviewed by Recallfolio
This preliminary informational bulletin provides technicians diagnostic tips for unable to align radar during distance sensing cruise control module learn procedure.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This preliminary informational bulletin provides diagnostic tips for Stop/Start and AutoStop operation that may be helpful in addressing a customer concern of vehicle does not engage in AutoStop mode and/or vehicle automatically restarts during an AutoStop event.
Source components: ELECTRICAL SYSTEM · ENGINE AND ENGINE COOLING.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This informational bulletin provides information for fleet vehicles which details the proper configurations for the ignition key, fob, key tags and key rings.
Source components: ELECTRICAL SYSTEM · EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This preliminary informational bulletin provides technicians diagnostic tips for unable to align radar during distance sensing cruise control module learn procedure.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This preliminary informational bulletin provides diagnostic tips for Stop/Start and AutoStop operation that may be helpful in addressing a customer concern of vehicle does not engage in AutoStop mode and/or vehicle automatically restarts during an AutoStop event.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This informational bulletin provides information for fleet vehicles which details the proper configurations for the ignition key, fob, key tags and key rings.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician about the Media Oriented Systems Transport Bus Diagnostic Tool Kit (EL-51578) has been released to help diagnose any of the Media Oriented Systems Transport bus concerns. The kit contains header connectors that are installed to bypass Media Oriented Systems Transport bus modules. The bypass connector also contains a terminal for verifying Media Oriented Systems Transport control circuit voltages. Technician should review Media Oriented Systems Transport bus description and operation and Diagnostic Trouble Code U0028 diagnostic procedures.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician about when using the Rear Defogger the upper region of the rear window does not clear. Advise the customer this is normal operation the top grid lines on the glass are antenna lines and will not heat the glass.
NHTSA source summary · Original PDF not reviewed by Recallfolio
GENERAL MOTORS 2014-2015 CHEVROLET IMPALA: TO INSPECT AND REROUTE THE SEAT WIRE HARNESS AWAY FROM A SEAT BACK SUSPENSION SPRING. SEAT WIRE HARNESS EXPIRES WITH BASE WARRANTY. *LJ
NHTSA source summary · Original PDF not reviewed by Recallfolio
This informational bulletin provides information on dealer reimbursement procedures for Customer Assistance Center (CAC) Tier 1 and Tier 2 empowerment tools: diagnostic fee, short term rental, and up-front towing (U.S. only).
Source components: ELECTRICAL SYSTEM · EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This informational bulletin communicates Information to technicians on control module Diagnostic Trouble Code(s) (DTC)(s) P0601, P0602, P0603, P0604, P0606, P062F, P06F3, P1621 which can be shared in multiple modules.
NHTSA source summary · Original PDF not reviewed by Recallfolio
14732A - Customer Satisfaction program (service procedure, part numbers, labor time revised). Certain 2015 model year Chevrolet Impala vehicles may have side door exterior handles that can bind or stick in the full extended position. The condition is possible for any side door exterior handle. When the handle is stuck in the full extended position, the door will not close or latch. Dealers are to inspect all side door exterior handles and replace the handle bracket on any side door exterior handle exhibiting the condition described above. Dealers are to also apply lubricant to any side door exterior handle not exhibiting the condition described above.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This preliminary informational bulletin provides radio programming information to correct customer concerns about no XM audio or time shift, radio lock-up, slow response, vertical line between clock and temperature, poor FM reception (truck only).
NHTSA source summary · Original PDF not reviewed by Recallfolio
This informational bulletin communicates Information to dealership personnel that vehicles factory filled with dexos1 5W-20 oil are approved to substitute dexos1 0W-20 oil as optional top off and service fill.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This preliminary informational bulletin provides repair information to correct a customer concern of vibration felt through the steering wheel, driver's and passenger's seats or floor while vehicle in drive at idle.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician about vehicles that may have a Diagnostic Trouble Code B101D sym 39 in the Human Machine Interface. Technician should not replace any parts for this concern.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician about vehicles that are travelling from Canada to the United States. While in the United States they are unable to receive Turn-by-Turn directions. Due to the existing cellular provider not having roaming agreements in areas outside of Canada to support transmitting of the packet data required for Turn-By-Turn feature to operate. The customer has 3 options while traveling through the United Sates. First if the vehicle is equipped with a navigation radio they can request a "Destination Download" to the vehicle. Second if the customer uses the OnStar RemoteLink app they can send the directions to the vehicle. The third option would be to have the vehicle loaded with a "500 phone number" The customer will no longer be able to use their Hands Free Calling minutes when the new 500 phone number is loaded. If a customer chooses to restore Hands Free Calling in the future a new phone number will be assigned to the vehicle; previous phone numbers are not available.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication advises the technician about vehicles that have an inoperative CD player. Technician should contact General Motors Technical Assistance Center if the concern is current and within four hours of the dealership. For dealers outside of this area, diagnose and repair as necessary.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This informational bulletin communicates comprehensive instructions to GM Dealers and authorized GM Accessory Distributor/Installers as to the proper methods for mounting, balancing, and installing accessory wheels and tires.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This preliminary informational bulletin provides information regarding the normal characteristic of instrument panel red brake light intermittently comes on.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This preliminary informational bulletin provides repair information to correct customer concerns about blank display, NAV screen audio content is unavailable via speech recognition, display screen is stuck on incoming call view after phone call finished, rear view camera display blank, USB issues, Bluetooth/Favorite Bar/Voice, iPod unable to detect via USB, recognition concerns, XM speech recognition inoperative, traffic messages, clock display.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This warranty administration bulletin provides information to clarify proper transaction administration of GM Dealer Empowerment Program and Goodwill Cases.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This preliminary informational bulletin provides repair information to correct a customer concern of Malfunction Indicator Lamp (MIL) Illuminated with technicians finding DTCs P2096 and/or P0621 set.
Source components: ENGINE · POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM).
NHTSA source summary · Original PDF not reviewed by Recallfolio
This preliminary informational bulletin provides radio programming information to correct customer concerns about no XM audio or time shift, radio lock-up, slow response, vertical line between clock and temperature, poor FM reception (truck only).
NHTSA source summary · Original PDF not reviewed by Recallfolio
This preliminary informational bulletin adds the 2015 model year to repair information on correcting a customer concern of poor, limited, reduced Remote Keyless Entry (RKE) or Remote Vehicle Start (RVS) range.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This preliminary informational bulletin provides repair information to correct a customer concern about a loud whine noise coming from the engine. The frequency of the noise increases and decreases with the engine RPM.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This preliminary informational bulletin provides a diagnostic tip for low line pressure or pressure regulator valve stuck after transmission service pump cover replacement.
NHTSA source summary · Original PDF not reviewed by Recallfolio
14732 - CUSTOMER SATISFACTION PROGRAM. CERTAIN 2015 MODEL YEAR CHEVROLET IMPALA VEHICLES MAY HAVE SIDE DOOR EXTERIOR HANDLES THAT CAN BIND OR STICK IN THE FULL EXTENDED POSITION. THE CONDITION IS POSSIBLE FOR ANY SIDE DOOR EXTERIOR HANDLE. WHEN THE HANDLE IS STUCK IN THE FULL EXTENDED POSITION, THE DOOR WILL NOT CLOSE OR LATCH. DEALERS ARE TO INSPECT ALL SIDE DOOR EXTERIOR HANDLES AND REPLACE THE HANDLE BRACKET ON ANY SIDE DOOR EXTERIOR HANDLE EXHIBITING THE CONDITION DESCRIBED ABOVE. DEALERS ARE TO ALSO APPLY LUBRICANT TO ANY SIDE DOOR EXTERIOR HANDLE NOT EXHIBITING THE CONDITION DESCRIBED ABOVE.
Source components: STRUCTURE:BODY:DOOR:HINGE AND ATTACHMENTS.
NHTSA source summary · Original PDF not reviewed by Recallfolio
GENERAL MOTORS 2013-2015: BUICK REGAL, CADILLAC ATS, CADILLAC CTS SEDAN, CHEVROLET MALIBU, CHEVROLET IMPALA. A WHINNYING NOISE COMING FROM ENGINE IS LOUD DUE TO DECREASING AND INCREASING OF ENGINE RPMS. . UPDATED 6/17/15. *LJ
NHTSA source summary · Original PDF not reviewed by Recallfolio
GENERAL MOTORS: 2013-2015 BUICK REGAL, CADILLAC ATS, CADILLAC CTS SEDAN, CHEVROLET MALIBU, GMC CANYON. PRELIMINARY INFORMATION REGARDING BEARING ENGINE OR ENGINE NOT ROTATING DUE TO DAMAGED MAIN BEARINGS OR ROD. *LJ
NHTSA source summary · Original PDF not reviewed by Recallfolio
CHEVROLET: TSB CONTAINS AN OWNER NOTIFICATION LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. EXTERIOR HANDLES, ON SIDE DOOR, STICKS OR BIND WHILE IN FULL EXTENDED POSITION AND FAILS TO CLOSE OR LATCH ON SOME VEHICLES. MODEL 2015 IMPALA. *PE UPDATED 6/19/15. *PE
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician about vehicles that may have a blank displays, flashing displays, "Error or Update failed Messages", navigation map not loading, Bluetooth or USB concerns. Technician should inspect the USB/SD card port for a SD card or a device plug into any of the USB ports.
NHTSA source summary · Original PDF not reviewed by Recallfolio
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT MAY HAVE A BLANK DISPLAYS, FLASHING DISPLAYS, ERROR OR UPDATE FAILED MESSAGES, NAVIGATION MAP NOT LOADING, BLUETOOTH OR USB CONCERNS. TECHNICIAN SHOULD INSPECT THE USB/SD CARD PORT FOR A SD CARD OR A DEVICE PLUG INTO ANY OF THE USB PORTS.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This informational bulletin provides information to correct a dealer concern of what they perceive to be paint staining when the protective shipping film is removed from certain vehicles.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This informational bulletin adds 2014 - 2015 model years to information regarding comeback prevention and using Customer Concern Verification Sheets (CCVS).
NHTSA source summary · Original PDF not reviewed by Recallfolio
This informational bulletin provides information on control module diagnostics and configuration, programming using the TIS Service Programming System (SPS), set-up and warranty.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This informational bulletin provides information on chemical staining, pitting, corrosion and/or spotted appearance of chromed aluminum wheels, along with warranty information regarding these conditions.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.
NHTSA source summary · Original PDF not reviewed by Recallfolio
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT CHANGING THE TIRE AND WHEEL SIZE ON VEHICLES. GENERAL MOTORS WILL ONLY SUPPORT A TIRE CALIBRATION FOR TIRES THAT HAVE BEEN SIZED, TESTED AND DESIGNED FOR THE VEHICLE IN QUESTION AND ITS APPLICATIONS. TECHNICIAN SHOULD NOT USE THE INFORMATION THAT IS PROVIDED BY THE ANTILOCK BRAKING SYSTEM TIRE SIZE SELECTION.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This warranty administration bulletin adds 2012 - 2015 model years to information communicating a change in the product field action customer reimbursement procedure (U.S. Dealers Only).
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician the steps needed to diagnose and repair the vehicles that may have unwanted or phantom phone calls. Technician will need to determine what type of call the customer is having that is unwanted. The vehicle may receive an incoming call just like any other phone. Typically the customer will hear the phone ringing in the vehicle. This scenario also includes incoming Bluetooth calls. One type of unwanted call can be made if the key pad is faulty the OnStar system will try to make a blue button call for shorted voltage in the circuits. The OnStar module could have an internal fault and produce a "Phone Unavailable" audio message also it may have a Diagnostic Trouble Code U1500 or B1000. Refer to diagnostics for the Diagnostic Trouble Code making sure to follow any applicable Bulletins or Preliminary Information sheets. A "Ready" or "OnStar ready" audio message heard while driving. In some cases it has been found that the customer is inadvertently pressing the ?push to talk? button on the steering wheel controls. On rare occasions, other issues in the steering column or Steering Wheel Control system may induce this concern.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Technician will need to call General Motors Technical Assistance Center with the scan tool data from the OnStar system.
NHTSA source summary · Original PDF not reviewed by Recallfolio
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN THE STEPS NEEDED TO DIAGNOSE AND REPAIR THE VEHICLES THAT MAY HAVE UNWANTED OR PHANTOM PHONE CALLS. TECHNICIAN WILL NEED TO DETERMINE WHAT TYPE OF CALL THE CUSTOMER IS HAVING THAT IS UNWANTED. THE VEHICLE MAY RECEIVE AN INCOMING CALL JUST LIKE ANY OTHER PHONE. TYPICALLY THE CUSTOMER WILL HEAR THE PHONE RINGING IN THE VEHICLE. THIS SCENARIO ALSO INCLUDES INCOMING BLUETOOTH CALLS. ONE TYPE OF UNWANTED CALL CAN BE MADE IF THE KEY PAD IS FAULTY THE ONSTAR SYSTEM WILL TRY TO MAKE A BLUE BUTTON CALL FOR SHORTED VOLTAGE IN THE CIRCUITS. THE ONSTAR MODULE COULD HAVE AN INTERNAL FAULT AND PRODUCE A PHONE UNAVAILABLE AUDIO MESSAGE ALSO IT MAY HAVE A DIAGNOSTIC TROUBLE CODE U1500 OR B1000. REFER TO DIAGNOSTICS FOR THE DIAGNOSTIC TROUBLE CODE MAKING SURE TO FOLLOW ANY APPLICABLE BULLETINS OR PRELIMINARY INFORMATION SHEETS. A GREADYH OR GONSTAR READYH AUDIO MESSAGE HEARD WHILE DRIVING. IN SOME CASES IT HAS BEEN FOUND THAT THE CUSTOMER IS INADVERTENTLY PRESSING THE PUSH TO TALK BUTTON ON THE STEERING WHEEL CONTROLS. ON RARE OCCASIONS, OTHER ISSUES IN THE STEERING COLUMN OR STEERING WHEEL CONTROL SYSTEM MAY INDUCE THIS CONCERN.
NHTSA source summary · Original PDF not reviewed by Recallfolio
14688 - SERVICE UPDATE. INSPECT ENGINE BEARING BEDPLATE AND ENGINE BLOCK SERIAL NUMBERS ON CERTAIN VEHICLES EQUIPPED WITH A 4 CYLINDER ENGINE (RPO LKW) TO ENSURE THAT THEY MATCH. IF THE SERIAL NUMBERS MATCH, NO FURTHER ACTION IS REQUIRED. IF THE SERIAL NUMBERS DO NOT MATCH, THE ENGINE MUST BE REPLACED.