2012 GMC Terrain Technical Service Bulletins

1,841 technical service bulletins (TSBs) are on record for the 2012 GMC Terrain. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10113807Aug 17, 2015Body and structure, Equipment. This informational bulletin announces the availability of a insulator service part for prevention of liftgate rust/corrosion at rear center applique
• 10114663Aug 13, 2015Equipment. This Preliminary Information communication provides information to the technician about iPhones will not always autoconnect through Bluetooth to the vehicle. If the vehicle has more than one device listed in the Bluetooth device list, and the last device used was an Apple product, the Apple products will not autoconnect. The system will connect to one of the other devices instead. This concern is usually noticed…
• 10113800Aug 10, 2015Transmission and drivetrain, Steering, Equipment. This preliminary informational bulletin provides repair information to correct a customer concern of loss of power steering assist, hard to steer, and/or "Service Power Steering" message on in DIC.
• 10114655Aug 7, 2015Equipment. This Preliminary Information communication provides information to the technician about some vehicles that may have a concern of Bluetooth music skipping. This condition is a normal operating characteristic of the vehicle. Streaming music through Bluetooth uses a lot of the radio's processing resources.
• 10113796Aug 6, 2015Equipment. This informational bulletin provides information on the proper use of GM floor mats.
• 10113792Aug 4, 2015Engine cooling. This informational bulletin provides information to technicians regarding intake manifold inspection/replacement after severe internal engine damage.
• 10114642Aug 3, 2015Electrical system. This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B101D stored in Telematics Communication Interface Control Module. Technician will check Global Warranty Management system for customer satisfaction program 15086 status. If the status of the customer satisfaction program 15086 was not completed follow the steps to get the Telematics…
• 10113788Aug 3, 2015Equipment. This warranty administration bulletin provides policy information on courtesy transportation and roadside assistance programs.
• 10113787Aug 3, 2015Seat belts. This informational bulletin provides information to advise dealers about seat belt buckles not operating and/or seat belt warning light illumination, as well as difficulty latching and unlatching the buckle or the buckle release button sticking.
• 10059175Aug 1, 2015Steering. Buick/cadillac/chevrolet/gmc: due to an improper jump start, the power steering fuse was either blown or failed, causing a hard steering. Or loss of power steering assist. Model 2013-16 lacrosse, regal, malibu, 2010-13 equinox, terrain, 2014-15 elr, 2014-16 impala, 2012-15 verano, 2011-15 cruze, volt.
• 10138154Jul 30, 2015Equipment, Electrical system, Engine. This informational bulletin provides information to dealership personnel on properly maintaining vehicles in dealer inventory.
• 10114639Jul 30, 2015Electrical system. This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B101D stored in Telematics Communication Interface Control Module. Technician will use Global Diagnostic System 2 to review the Firmware Over-the-Air version. If the Firmware Over-the-Air version on the scan tool equals 6708 the technician will need to contact General Motors Technical…
• 10114638Jul 30, 2015Electrical system. This Preliminary Information communication provides information to the technician about customers that may complain of various concerns when using Bluetooth components. Technician should use the Preliminary Information to gather information from the customer on their Bluetooth device and the concern they are having before calling General Motors Technical Assistance Center.
• 10138139Jul 23, 2015Electrical system, Equipment. This technical bulletin provides repair information for the correction of a customer concern of short duration musty odors emitted from the HVAC system at vehicle start-up in hot, humid conditions.
• 10138137Jul 21, 2015Electrical system, Equipment. This warranty administration bulletin provides policy information on ACDelco® replacement battery warranty procedures.
• 10114613Jul 21, 2015Equipment. This Preliminary Information communication provides information to the technician of diagnostic instructions to take when the key will not fold into the fob or will not stay in the folded position. The technician may comment that the key in the fob will not fold close or stay latched closed. Damage to the folding mechanism could result from storing the key in the door lock cylinder and accidently bumping or making…
• 10138130Jul 16, 2015Transmission and drivetrain. This informational bulletin provides technicians with information to assist in identifying operating characteristics of manual transmissions that repair attempts will not change.
• 10138125Jul 15, 2015Equipment. This informational bulletin provides dealership personnel with information on new vehicle Pre-Delivery Inspection (PDI) process and to encourage delivering quality vehicles and generating higher CSi scores.
• 10138117Jul 10, 2015Equipment, Body and structure. This informational bulletin provides recommendations and product information for application of anti-corrosion materials
• 10138114Jul 10, 2015Seats, Electrical system, Equipment. This informational bulletin provides dealership personnel with information on interior cleaning of Instrument Panel (IP), hard or plastic surfaces, seats, carpet, leather, vinyl, fabric cleaner, stain remover, restorer and product availability.
• 10138113Jul 10, 2015Fuel system. This informational bulletin provides information on TOP TIER Detergent Gasoline and available retail brands.
• 10114598Jul 10, 2015Equipment. 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.
• 10114597Jul 9, 2015Transmission and drivetrain, Equipment. This Preliminary Information communication provides information to the technician of an engine power reduced message on the driver information center after performing the Canada Onstar® 4G upgrade. If the concern is present park the vehicle outside and call General Motors Technical Assistance Center.
• 10137943Jul 7, 2015Electrical system, Equipment. This informational bulletin provides information to dealership personnel regarding warranty codes generated by EL-50313 Midtronics GR8 Battery Tester/Charger required for claim processing on labor operations 4041510, 4041520 and 250 mile/400 km labor operation restriction (North America ONLY).
• 10115076Jun 29, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, and/or B3935. Technician should not replace any parts for this concern. If unable to duplicate the concern ask if the customer uses any Radio Frequency…
• 10113717Jun 26, 2015Electrical system. This preliminary informational bulletin adds the 2015-2016 model years to repair information to correct a customer concern of inaccurate or slow response of outside air temperature display.
• 10113704Jun 23, 2015Electrical system, Forward collision avoidance. This preliminary informational bulletin provides repair information on Electronic Brake Control Module (EBCM) reprogramming to correct a customer concern that during the activation of the Forward Collision Alert System (FCA), the car feels as if it is prematurely decelerating.
• 10113703Jun 23, 2015Electrical system, Engine cooling. This technical bulletin provides repair information for repairing the IP to body harness connector to correct a customer concern for intermittent Malfunction Indicator Lamp (MIL) illuminated with Reduced Engine Power displayed and DTC P2138 set.
• 10115067Jun 22, 2015Electrical system. This Preliminary Information communication provides information to the technician about being unable to receive OnStar ?Over The Air? updates. Technician will need to press the OnStar button and verify they have an active account and that the call connects with data and location.
• 10113701Jun 22, 2015Equipment. This informational bulletin provides information for dealers/technicians on when and how to submit a Field Product Report (FPR) (U.S. Dealers Only).
• 10115053Jun 17, 2015Tires, Suspension. This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts are being performed on customer?s vehicles that exhibit vibration conditions without utilizing the support of General Motors Technical Assistance Center. If valid vibration frequency or Road Force Variation data has been collected and a repair attempt does not correct the customer…
• 10113688Jun 12, 2015Equipment. This informational bulletin provides dealership personnel with Global Warranty Management (GWM), Warranty Parts Center (WPC), and Parts Return Program information.
• 10113687Jun 11, 2015Equipment. This informational bulletin provides information on a GM of Canada OnStar® cellular communication upgrade.
• 10115033Jun 9, 2015Fuel system, Equipment. This Preliminary Information communication provides information to the technician the steps on how to diagnose and repair vehicle that may have Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Code P219A. Technician should use published Service Information diagnostics for Diagnostic Trouble Code P219A.
• 10113683Jun 9, 2015Visibility (wipers, defrost, mirrors). This preliminary informational bulletin provides a windshield molding lubrication repair to correct a customer concern of a creak or pop type noise coming from the windshield area during cold ambient temperatures.
• 10115026Jun 8, 2015Electrical system. 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.
• 10115022Jun 8, 2015Engine. This Preliminary Information communication provides information to the technician about vehicles that have a knock noise, seized engine, lower end squeak or squeal from the engine. Technician will inspect the oil control solenoids for metal debris. Also inspect for damage to the cam caps Journals and camshaft journals on the heads. The check the timing chain idler sprockets for stiffness when turning. If any of…
• 10089943Jun 4, 2015Steering. 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…
• 10115014Jun 3, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B101D stored in Telematics Communication Interface Control Module. Technician will use Global Diagnostic System 2 to review the Firmware Over-the-Air version. If the Firmware Over-the-Air version on the scan tool equals 6708 the technician will need to contact General Motors Technical…
• 10115011Jun 2, 2015Back-over prevention (rear camera), Equipment. This Preliminary Information communication provides information to the technician about the rear view camera options on the vehicles equipped with rear view camera. The rear view camera brightness can be adjusted on some models while the transmission is in reverse and using the Menu or Select button. To turn off or on the guidelines in the rear view camera, use the radio display Config icon then Display, then the…
• 10113669Jun 2, 2015Equipment. This informational bulletin provides information to dealership personnel on properly maintaining vehicles in dealer inventory.
• 10115008Jun 1, 2015Fuel system. This Preliminary Information communication provides information to the technician about vehicles that may have difficulty filling the fuel tank and / or experience fuel spit-back when fueling. Technician will follow published Service Information diagnostics to determine a root cause.
• 10115007Jun 1, 2015Brakes, Electronic stability control, Suspension, Equipment. This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp, service Antilock Braking System, Service Stabilitrak, Service All Wheel Drive, Service Suspension Control, or Hard Steering. Technician may find the following Diagnostic Trouble Codes stored C0196, C0186, C0287, C0710, C0045, C0050, C0800, U0077, U0074, U0125…
• 10057078Jun 1, 2015Steering. Gems/chevrolet/buick: see document search button for owner letter. On some vehicles, the steering wheel would stick in straight ahead position after long distance driving on straight highway due to steering system having an increased friction and turning would be an increased effort. Model 2011-2014 cruze, volt, 2010-14 equinox, terrain, 2012-14 verano, 2013-14 malibu. *pe updated 11/6/15.
• 10114585May 29, 2015Electrical system. This Preliminary Information communication advises the technician of a customer concern where the heated seat indicator light is not functioning or the heated seats are not up to operating temperature during a remote vehicle start event. This is normal operation of the heated seat during a remote vehicle start event. The electronic climate control module is not in a complete wake up state during a remote vehicle…
• 10114583May 29, 2015Equipment. This Preliminary Information communication provides information to the technician of part numbers that are missing from the service information documents. The following part numbers are for a cam nut that is available to adjust the rear toe 11519455, 11562237, 11570574.
• 10114581May 29, 2015Equipment. This Preliminary Information communication provides information to the technician for vehicles with an intermittent malfunction indicator lamp on, the interior lamps are inoperative and or the lift gate is inoperative. Diagnostic trouble codes U0078, U0140, U0151, U0155, U0164, U0198, or U0230 can be present. Inspect the body harness connector X901 for water intrusion or corrosion. Repair the connector and…
• 10113662May 27, 2015Fuel system, Other or unknown. This informational bulletin provides dealership personnel with information on flexible fuel vehicles (FFVs) and the usage of E85 fuel in GM vehicles.
• 10113658May 22, 2015Engine cooling. This informational bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered seepage.
• 10113657May 21, 2015Engine cooling. This informational bulletin provides information to technicians regarding intake manifold inspection/replacement after severe internal engine damage.

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