2011 GMC Sierra Technical Service Bulletins

294 technical service bulletins (TSBs) are on record for the 2011 GMC Sierra. 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.

• 10042990Nov 1, 2011Air bags. Chevrolet/gmc: see document search button for owner letter. On certain model vehicles, a condition where roof rail airbags, may been improperly routed on right side, resulting in deployment.
• 10037569Nov 1, 2011Electrical system. Gm: a driver motor generator control module is being put on restriction. *rm updated 2/14/12.
• 10042286Oct 1, 2011Transmission and drivetrain. Cadillac/chevrolet/gmc: certain model vehicles my 2010-2012, the transmission has developed a leak in the rear.
• 10037184Oct 1, 2011Seat belts. Gm: service bulletin explaining when the safety belts are supposed to lock. *rm updated 12/6/11.
• 10040503Aug 1, 2011Engine cooling. Gm service campaign: see document search button for owner letter. The fuel injection system may not operate as intended. If this occurs the malfunction light may illuminate, and vehicle speed could be limited. *rm updated 10/4/11.
• 10039507Jun 1, 2011Fuel system, Electrical system. Gm: the malfunction light is on and the fuel tank is hard to fill. There are trouble codes stored.
• 10038769May 1, 2011Other or unknown. Gm: 2011 sierra/silverado.two welds may be missing from the bottom of the truck box and under loads the remaining welds may fracture.
• 10038768May 1, 2011Electrical system. Gm: there may be multiple electrical issues such as: no start, starter stays engaged, fog lamps won't turn on, washing fluid not spraying, park and reverse lights stay on, battery goes dead, and a buzz noise underneath the dash. 2007-2011 silverado/sierra.
• 10038761May 1, 2011Equipment. Gm service campaign: see document search button for owner letter. 2011 silverado/sierra. Some trucks may have been built without a noise label on the door.
• 10038672May 1, 2011Equipment. Gm: the carpet is curling at the top front edge. The carpet was folded prior to installation and when installed it curls back up. 2007-2012 silverado/sierra.
• 10036464May 1, 2011Engine cooling. Buick/cadillac/chevrolet/gmc/hummer/pontiac/saab: oil consumption and/or exhaust smoke-possible pcv baffle or lifter concern. Upon inspection, obvious oil will be found in the intake manifold and/or pcv vacuum tube. *pe updated 3/21/11. *pe updated 5/9/11. *pe updated 5/25/11. *pe updated 06/16/2011. *kb updated a second time on 06/16/2011. *kb updated 6/27/11.
• 10024545May 1, 2011Brakes. (hybrid) additional information on bleeding the brakes. With rpo hp2. *nj updated 6/27/11.
• 10039024Apr 1, 2011Body and structure. Gm: the chrome outside door handle is cracked or loose at the screw where it attaches. Grease may have cause the screw to degrade or the torque was too high.
• 10037939Apr 1, 2011Engine cooling. Gm: there is a diesel fuel warning message displayed or the message will not reset in cold weather. *rm updated 6/14/11. *pe updated on 6/27/2011.
• 10030766Apr 1, 2011Suspension. Chevrolet/gmc: a clunking noise coming from the rear of the vehicle. Upon further investigation, the technician may diagnose the noise coming from the rear suspension leaf spring area. *pe updated 6/30/2011.
• 10044124Mar 1, 2011Electrical system. General motors: due to the parasitic drain/discharge on 2011 vehicles and trucks, a no crank/no start and dead battery would occur. Cadillac sts and chevrolet volt not included.
• 10038624Mar 1, 2011Engine cooling. Gm: the air bag light is on with a stored trouble code.
• 10038607Mar 1, 2011Fuel system. Gm: service engine soon light is on and there is an exhaust fluid message displayed. This may be caused by a previous fuel tank repair.
• 10038606Mar 1, 2011Engine cooling. Gm: there may be complaints that the low coolant light is on, loss of coolant, or excessive pressure. There are no external leaks.
• 10038605Mar 1, 2011Engine cooling. Gm: information on inspecting and replacing turbos.
• 10037492Mar 1, 2011Engine cooling. Gm: there is an intermittent engine light on due to five possible internal trouble codes. There may also be an extended crank after filling the fuel tank. *rm updated 5/31/11. *pe updated on 06/16/2011. *kb updated a second time on 06/16/2011.
• 10038295Feb 1, 2011Other or unknown. Gm: information on fixing multiple situations right the first time.
• 10037554Feb 1, 2011Engine cooling. Gm: the malfunction light is on and the engine performance is poor. *rm updated on 6/14/2011.
• 10030731Feb 1, 2011Electrical system, Engine cooling. Cadillac/chevrolet/gmc: on rare occasions, a vehicle may stall and a ses light may set accompanied by one or all of the following codes, p061b; p0afa; p0bbd. In most cases the vehicle will restart, but the ses lamp will remain illuminated and the dic may display service hybrid system message. *pe updated 11/24/09. *pe updated 3/15/10. *pe updated on 06/24/2011.
• 10037941Jan 1, 2011Engine cooling. Gm: service engine soon light is on with a misfire and a possible tick noise.
• 10037933Jan 1, 2011Engine cooling. Gm: the service engine soon light is on, there is also a misfire or engine noise. There are multiple possible causes.
• 10037555Jan 1, 2011Seats. Gm: the driver or passenger heated seat are inoperative. They are slow to warm or may shut off. There are trouble codes set related to the ground terminal harness.
• 10037895Dec 1, 2010Transmission and drivetrain. Gm: there are complaints of certain gears not working or no reverse. There is also a possibility of two internal trouble codes.
• 10037810Dec 1, 2010Engine cooling. Gm: the engine light is on with low power. There is also a trouble code stored. *rm updated 6/8/11.
• 10037572Nov 1, 2010Engine cooling, Electrical system. Gm: on some hybrid vehicles after updating software there is an internal trouble code stored and it won't go away.
• 10037542Nov 1, 2010Brakes. Gm: there may be a pulsation or vibration in the steering wheel while going downhill. There could also be a rumbling noise. This is likely caused by the brakes.
• 10037539Nov 1, 2010Engine cooling. Gm: information on the turbocharger vane position sensor.
• 10037506Nov 1, 2010Transmission and drivetrain. Gm: malfunction light is on and the transmission may not shift correctly.
• 10037501Nov 1, 2010Engine cooling. Gm: there may be a no start, hard start, or extended crank which may be caused by a filter minder vacuum switch.
• 10037407Nov 1, 2010Transmission and drivetrain. Gm: when driving uphill the transmission may not shift out of first or will slip into second gear due to a torn clutch seal. There may be two internal trouble codes stored.
• 10037309Nov 1, 2010Brakes. Gm: there may be a rubbing/grinding noise when making full left turns. It is most noticeable when driving up an incline.
• 10037281Nov 1, 2010Transmission and drivetrain. Gm: there is a transmission fuel leak from the oil pump area.
• 10037146Oct 1, 2010Air bags. Gm: the air bag door may be warped or not sit flush with the instrument panel/dash.
• 10037113Oct 1, 2010Steering. Gm: there might be pulsation, vibration, or drag in the steering wheel from the brakes. The brake pedal pivot joint may be putting pressure on the brake system over long drives.
• 10036548Aug 1, 2010Electrical system, Transmission and drivetrain. Cadillac/chevrolet/gmc: (hybrid) information on internal transmission wiring harness repairs. Diagnostics of any one of or combination of the dtcs listed may lead to a internal transmission wiring harness concern. Transmissionwiring harness is found to be root cause of any one of the listed dtcs. Do not attempt to repair the internal transmission wiring harness.
• 10036564Jun 1, 2010Electrical system. Gmc/chevrolet: check trailer wiring message in dic poor connections at 7-way). This concern could be caused by a poor connection at the 7-way trailer connector. There are several manufacturers of 7-way (trailer side) connectors and no industry standard specifications for these connectors. Models avalanche, suburban, tahoe, sierra, silverado, sierra denali, yukon, yukon xl.
• 10036550Jun 1, 2010Electrical system. Buick/cadillac/chevrolet/gmc/hummer/pontiac/saturn: additional diagnostic information for u0140 or u0073. Vehicle may exhibits some symptom(s) as door locks cycle while driving; intermittent no start; service stabilitrak dic message; speedometer and tachometer freeze while driving.
• 10024625Jun 1, 2010Electrical system. [check trailer wiring] message displayed on dic. With rpo jl1. *nj updated 3/28/11.
• 10024526Jun 1, 2010Electrical system. Service trailer brake message with dtc c1114 and/or c1112. With rpo jl1. *nj updated 3/28/11.

← All problems reported for the 2011 GMC Sierra