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Service bulletins for the 2012 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.

1841 on file from NHTSA, as of 2026-10-19.

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Bulletins, newest first
PIC3278F2017-03-14. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM. 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.
PI1521B2017-03-13. Service bulletin. STEERING:HYDRAULIC POWER ASSIST SYSTEM. THIS PRELIMINARY INFORMATIONAL BULLETIN PROVIDES A PROCEDURE TO REPLACE THE POWER STEERING FUSE FOR A CONDITION OF LOSS OF POWER STEERING ASSIST AND/OR SERVICE POWER STEERING MESSAGE DISPLAYED.
PI1507A2017-03-13. Service bulletin. STRUCTURE:BODY:ROOF AND PILLARS. THIS PRELIMINARY INFORMATION BULLETIN INFORMS TECHNICIANS THAT SOME VEHICLES ROOFS ARE WAVEY AND THAT ITS PART OF THE BUILD PROCESS AND SHOULD BE CONSIDERED NORMAL.
PI1358B2017-03-13. Service bulletin. EQUIPMENT. THIS PRELIMINARY INFORMATIONAL BULLETIN PROVIDES A PROCEDURE TO INSTALL RETAINERS TO THE CARPET TO CORRECT A CONDITION OF THE CARPET PULLING LOOSE FROM UNDER DRIVER SIDE BODY HINGE PILLAR TRIM PANEL .
PI1090B2017-03-10. Service bulletin. EQUIPMENT; STRUCTURE:BODY. THIS PRELIMINARY INFORMATIONAL BULLETIN PROVIDES A PROCEDURE FOR APPLYING SEAM SEALER TO THE OUTER FLOOR PANELS TO CORRECT A CONCERN REGARDING A WET FLOOR OR CARPET.
12187C2017-02-06. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. "12187C - CUSTOMER SATISFACTION PROGRAM (REVISED EXPIRATION DATE). CERTAIN VEHICLES THAT WERE SERVICED WITH AN INCORRECT CALIBRATION, MAY HAVE A CONDITION IN WHICH THE AUTOMATIC CRASH RESPONSE SYSTEM MAY NOT WORK AS INTENDED BECAUSE OF A SOFTWARE PROBLEM. THE AUTOMATIC CRASH RESPONSE SYSTEM IS INTENDED TO ENABLE THESE VEHICLES TO NOTIFY ONSTAR® IF THEY ARE INVOLVED IN CERTAIN TYPES OF CRASHES. THE SOFTWARE PROBLEM WE FOUND AFFECTS THE VEHICLE’S ABILITY TO NOTIFY ONSTAR® IN CRASHES THAT MEET THE SEVERITY PARAMETERS FOR AUTOMATIC CRASH NOTIFICATION BUT DO NOT TRIGGER AIRBAG DEPLOYMENT, SUCH AS CERTAIN REAR END CRASHES. IN CRASHES WITH AN AIRBAG DEPLOYMENT, THE AUTOMATIC CRASH RESPONSE SYSTEM WORKS AS DESIGNED. THIS CONDITION DOES NOT AFFECT THE DEPLOYMENT OF THE AIRBAGS OR THE SAFETY BELT PRETENSIONERS, WHICH REDUCE SLACK IN THE SAFETY BELT IMMEDIATELY AFTER IMPACT. THE AIRBAGS AND SAFETY BELT PRETENSIONERS WILL DEPLOY AS DESIGNED. A VEHICLE OCCUPANT WILL BE ABLE TO CONTACT AN ONSTAR® EMERGENCY ADVISOR BY PUSHING THE ONSTAR® EMERGENCY BUTTON. DEALERS ARE TO REPROGRAM THE SENSING AND DIAGNOSTIC MODULE (SDM)."
148822017-02-01. Service bulletin. ENGINE. 14882 - SPECIAL COVERAGE. CERTAIN VEHICLES EQUIPPED WITH A 2.4L ENGINE (LAF, LEA OR LUK) THAT HAVE EXPERIENCED HIGH OIL CONSUMPTION MAY ALSO EXPERIENCE A FROZEN AND/OR PLUGGED PCV (POSITIVE CRANKCASE VENTILATION) SYSTEM DURING COLD WEATHER OPERATION. THIS CONDITION MAY INCREASE CRANKCASE PRESSURE LEADING TO A REAR CRANKSHAFT SEAL OIL LEAK. IF THE OIL LEAK IS IGNORED OR NOT NOTICED, AN ENGINE CLATTER NOISE MAY BE NOTICEABLE AND/OR THE ENGINE PRESSURE WARNING LIGHT MAY ILLUMINATE. IF THIS CONDITION IS NOT CORRECTED, CONTINUED DRIVING WITH ENGINE NOISE AND/OR THE ENGINE OIL PRESSURE LIGHT ILLUMINATED MAY DAMAGE THE ENGINE. DEALERS ARE TO PERFORM A CRANKCASE PRESSURE CHECK, AND IF REQUIRED, REMOVE THE INTAKE MANIFOLD AND CLEAR THE PCV ORIFICE.
14232A2017-01-31. Service bulletin. STEERING:ELECTRIC POWER ASSIST SYSTEM. 14232A - SPECIAL COVERAGE (WARRANTY TRANSACTION INFORMATION REVISED). SOME 2012-2014 MODEL YEAR (MY) BUICK VERANO, 2011-2014 MY CHEVROLET CRUZE AND VOLT, 2010-2014 MY CHEVROLET EQUINOX AND GMC TERRAIN, AND 2013-2014 MY CHEVROLET MALIBU VEHICLES, EQUIPPED WITH ELECTRONIC POWER STEERING (NJ0/NJ1), MAY HAVE INCREASED FRICTION IN THE STEERING SYSTEM. THIS COULD CAUSE THE STEERING WHEEL TO STICK IN THE STRAIGHT-AHEAD POSITION AFTER DRIVING LONG DISTANCES ON A STRAIGHT HIGHWAY. THE STEERING WHEEL CAN BE TURNED BUT IT MAY REQUIRE INCREASED EFFORT. DEALERS ARE TO 1) REPLACE THE STEERING GEAR ON 2010-2012 MODEL YEAR VEHICLES; OR 2) REPROGRAM THE POWER STEERING CONTROL MODULE ON 2013-2014 MODEL YEAR VEHICLES.
PI0828C2017-01-19. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. THIS PRELIMINARY INFORMATIONAL BULLETIN PROVIDES A PROCEDURE FOR APPLYING 2 WAY TAPE AND SPLASH GUARDS TO CORRECT A CONDITION OF DUST INTRUSION INTO THE PASSENGER COMPARTMENT.
PI0388F2017-01-19. Service bulletin. SEAT BELTS:FRONT:BUCKLE ASSEMBLY; SEAT BELTS; SEAT BELTS:FRONT:ANCHORAGE; SEAT BELTS:FRONT:WEBBING. THIS PRELIMINARY INFORMATIONAL BULLETIN PROVIDES A PROCEDURE TO REPOSITION THE FRONT SEAT BELT LATCH PLATE FOR CONCERNS REGARDING THE SEAT BELT WEBBING OR LATCH PLATE COMING TWISTED.
10-08-110-001E2017-01-19. Service bulletin. EQUIPMENT. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON THE PROPER USE OF FLOOR MATS.
15-08-51-001C2017-01-19. Service bulletin. STRUCTURE:BODY:HATCHBACK/LIFTGATE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. THIS INFORMATIONAL BULLETIN UPDATES THE PART INFORMATION OF A INSULATOR SERVICE PART FOR PREVENTION OF LIFTGATE RUST/CORROSION AT CENTER APPLIQUE.
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.
00-03-10-006M2017-01-18. Service bulletin. EQUIPMENT; TIRES. THIS INFORMATIONAL BULLETIN PROVIDES GUIDANCE TO GM DEALERS WHEN USING GM APPROVED TIRE FORCE VARIATION MEASUREMENT EQUIPMENT.
PI08352016-11-29. Service bulletin. ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATIONAL BULLETIN PROVIDES A PROCEDURE ON HOW TO REPLACE A KEY WITH AN INTERGRATED TRANSMITTER ON IT FOR CONDITIONS RELATED TO KEYS WITH INTERGRATED TRANSMITTERS INOPPERATIVE DUE TO PERMATURE DRAIN OF TRANSMITTER BATTERY.
PI08282016-11-28. Service bulletin. STRUCTURE; EQUIPMENT. THIS PRELIMINARY INFORMATIONAL BULLETIN PROVIDES INFORMATION ON THE GUIDELINES AND INSPECTIONS FOR REPAIR FOR DUST INTRUSION INTO THE PASSENGER COMPARTMENT
PI0825A2016-11-28. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. THIS PRELIMINARY INFORMATION PROVIDES A PROCEDURE TO REPLACE THE AMPLIFIER X2 CONNECTOR AND ALL TERMINALS TO CORRECT A CUSTOMER CONCERN ON A CRACKLING/STATIC TYPE NOISE COMING FROM ONE OR BOTH DOOR SPEAKERS AND/OR A-PILLAR TWEETERS DUE TO POOR RETENTION AT THE AMPLIFIER X2 CONNECTOR.
PI0693C2016-11-23. Service bulletin. EQUIPMENT:ELECTRICAL. THIS PRELIMINARY INFORMATIONAL BULLETIN PROVIDES A PROCEDURE TO REPROGRAM THE RADIO FOR CONCERNS RELATED TO UNABLE TO ACCESS MP3 FILES ON CD, BLUETOOTH CONNECTIVITY, NO AUDIO AFTER A BLUETOOTH CALL, PHONE BOOK USAGE ISSUES
PI0373A2016-11-23. Service bulletin. STRUCTURE; EQUIPMENT; VISIBILITY:REARVIEW MIRRORS/DEVICES. THIS PRELIMINARY INFORMATIONAL BULLETIN PROVIDES A PROCEDURE FOR RELEARNING THE POWER FOLDING MIRRIORS AND ROAD TESTIN TO VERIFY THEY CORRECT A CONDTION OF THE POWER FOLDING MIRRIORS GLASS SHAKES, FLUTTERS AT NORMAL DRIVING CONDITIONS.
PI0086D2016-11-10. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATIONAL BULLETIN PROVIDES A LIST OF CORRECTIONS FOR MULTIPLE CONCERNS REGARDING UNEXPECTED LOSS OF RADIO AUDIO (RADIO GOES SILENT/NO SOUND) AND OTHER BLACKBERRY PHONE - BLUETOOTH ISSUES
PIT5485A2016-11-03. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN, IF UNABLE TO PLACE AN ONSTAR CALL IN THE IGNITION ON MODE AFTER THE ONSTAR CANADA UPGRADE TO CONTACT THE GM TECHNICAL ASSISTANCE CENTER ONSTAR GROUP FOR FURTHER ASSISTANCE.
PIT5485B2016-11-03. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN IF UNABLE TO PLACE AN ONSTAR CALL IN THE IGNITION ON MODE AFTER THE ONSTAR CANADA UPGRADE, TO CONTACT THE GM TECHNICAL ASSISTANCE CENTER ONSTAR GROUP FOR FURTHER ASSISTANCE.
PIT5389A2016-11-03. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS FOR DIAGNOSING THE CONCERN. THE VEHICLE MAY BE UNABLE TO CONNECT TO ONSTAR USING THE WHITE, BLUE OR RED ONSTAR BUTTONS.
PIP5385A2016-11-03. Service bulletin. ENGINE. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS TO DIAGNOSING THE CONCERN. THE VEHICLE MAY HAVE A SERVICE ENGINE SOON LIGHT ON OR REDUCED ENGINE POWER MESSAGE ON THE DIVER INFORMATION CENTER.
PIP5168E2016-11-01. Service bulletin. ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS TO DIAGNOSE THE CONCERN, AND THE STEPS TO REPAIR THE CONCERN OF THE VEHICLE CRANKS BUT DOES NOT START. THE TECHNICIAN IS TO INSPECT FOR A SHEARED CAM PIN IN THE ENGINE.

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