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Service bulletins for the 2011 GMC Terrain

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

1756 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Software are shown. Show all

Bulletins, newest first
PIC5687D2017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication provides information to the technician about vehicles that loose connection between the vehicle and a Bluetooth phone. Technician will need to use a scan tool to check the "Firmware Over-the-Air" value. If the "Firmware Over-the-Air" value is up to date and customer's concern is still present contact General Motors Technical Assistance Center for further assistance.
PIC5491E2017-08-15. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician about vehicles that have an OnStar system that will not power up. Technician should turn off the ignition and cancel retained accessory power. After the vehicle has powered down, remove power to the OnStar module for five minutes. After the power has been removed for five minutes, if the OnStar system is working release the vehicle. If the OnStar system is still inoperative continue with published Service Information diagnostics. Technician may need to contact General Motors Technical Assistance Center depending on the STID, Station ID, or OnStar Customer Identifier.
PIC3011H2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician about vehicles that have the OnStar system does not respond properly to some numbers and/or voice commands. Dealer should direct the customer to review the operational characteristics in the OnStar Users Guide.
PIP51842017-08-15. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication advises the technician that when replacing the camshaft part number 12626660. Technician will need to ensure that the date code and the finish of the camshaft. If the cam is discolored or has chatter marks, have parts department send the cam back as (MR code7) new defective.
PIT4864F2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician about a customer?s request to install OnStar Bluetooth. Dealer should be advised at this time, there are no provisions to add this option to vehicles that were not built with it.
PIC4801F2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have an OnStar Turn-By-Turn Navigation the system that is inoperative. Technician verifies there are no Diagnostic Trouble Codes are present in the Antilock Braking System and Vehicle Communication Interface Module of the vehicle. If no Diagnostic Trouble Codes found call OnStar using the Blue button on the OnStar key pad and ask the advisor for a turn by turn route. Also make a OnStar personal call and a call into the vehicle. If normal diagnostics do not lead to a resolution technician will need to call General Motors Technical Assistance Center for further assistance.
13322B2017-01-31. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 13322B - CUSTOMER SATISFACTION PROGRAM (REVISED POPULATION AND SERVICE PROCEDURE). CERTAIN 2010 MODEL YEAR BUICK LACROSSE; CADILLAC SRX; CHEVROLET EQUINOX; GMC TERRAIN AND 2011 MODEL YEAR BUICK LACROSSE; BUICK REGAL; CADILLAC SRX; CHEVROLET CRUZE; CHEVROLET EQUINOX; GMC TERRAIN VEHICLES EQUIPPED WITH NAVIGATION RADIOS MAY EXPERIENCE VARIOUS PERFORMANCE ISSUES INCLUDING CLOCK INACCURACY, NAVIGATION-ROUTE RESETS, LOSS OF RADIO-STATION PRESETS, AND TIME-SHIFT MALFUNCTION (LINK). ALSO INVOLVED ARE SOME 2012 MODEL YEAR CADILLAC SRX VEHICLES THAT WERE BUILT FOR JAPAN AND KOREA ONLY. IN GENERAL THESE CONDITIONS ARE NOT EVIDENT WITH NEW RADIOS, ALTHOUGH THEY DEVELOP OVER TIME WITH NORMAL RADIO USAGE. DEALERS ARE TO INSPECT THE RADIO SOFTWARE VERSION AND, IF NECESSARY, REPROGRAM THE RADIO-CONTROL MODULE AND, IF NECESSARY, RECALIBRATE THE AUDIO SYSTEM.
15-08-44-001H2017-01-19. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. THIS INFORMATIONAL BULLETIN PROVODES INFORMATION ON THE GM OF CANADA ONSTAR CELLULAR COMMUNICATION UPGRADE.
SB-06-08-47-001L2016-08-09. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. THIS INFORMATIONAL BULLETIN PROVIDES WARRANTY INFORMATION ON USING THE SERVICE PROGRAMMING SYSTEM (SPS) FOR PROGRAMMING CONTROL MODULES
PIP5025D2016-05-09. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
PIP5025E2016-05-09. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
PIT5063B2016-04-26. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
PIT5065E2016-04-26. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
PB-110042011-06-22. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. GM: AN IMPROPER SOFTWARE CALIBRATION MAY CAUSE THE INSTRUMENT PANEL TO LIGHT UP CONTINUOUSLY EVEN WHEN THE IGNITION IS OFF. 2011 EQUINOX/TERRAIN. *RM

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.