2011 Chevrolet Avalanche 1500 Technical Service Bulletins

342 technical service bulletins (TSBs) are on record for the 2011 Chevrolet Avalanche 1500. 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.

• 10052297Apr 1, 2013Electrical system. General motors: on some trucks and passenger vehicles, accessory power outlets (apo) and trailer lighting are common accessed electrical systems that are affected by devices that are plugged in and become inoperative due to an open fuse and no problem with vehicle identified. Models years 2010-2014 trucks and passenger. No models.
• 10254207Mar 1, 2013Electrical system, Engine cooling. No Crank/No Start, Dead Battery Due to Parasitic Drain/Discharge.
• 10245804Mar 1, 2013Equipment. Aftermarket ALDL or DLC Interface Devices Causing Multiple Issues
• 10062871Feb 1, 2013Body and structure. Summary to be provided on a future date.
• 10254206Jan 1, 2013Engine cooling, Electrical system. No Crank/No Start, Dead Battery Due to Parasitic Drain/Discharge.
• 10245772Dec 1, 2012Wheels, Tires, Suspension, Other or unknown. Diagnostic Tips for Difficult to Resolve Tire/Wheel Vibration Concerns
• 10062548Dec 1, 2012Body and structure. Summary to be provided on a future date.
• 10245761Nov 1, 2012Electrical system, Equipment. Requesting a New Key Code for Customer with Lost or Stolen Keys
• 10062525Nov 1, 2012Electrical system. Summary to be provided on a future date.
• 10084191Oct 16, 2012Equipment, 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
• 10084683Oct 15, 2012Equipment, Body and structure, Visibility (wipers, defrost, mirrors). 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.
• 10246951Oct 1, 2012Equipment. Programming And Activation Of Replacement OnStar Modules.
• 10246593Oct 1, 2012Transmission and drivetrain. Warranty Administration ? Change in Automatic Transmission Add Condition Documentation and Claim Submission
• 10063071Oct 1, 2012Transmission and drivetrain, Equipment. Summary to be provided on a future date.
• 10062524Oct 1, 2012Engine. Summary to be provided on a future date.
• 10042386Jun 1, 2012Brakes, Electrical system. Chevrolet/cadillac/gmc: certain vehicles experiencing erratic or inoperative speedometer or anti-lock brake system message or malfunctioning indicator light displaying in driver's information center. *pe updated 08/5/2013
• 10043486Feb 1, 2012Electrical system. Chevrolet/gmc: stop lamp switches has failed but not confirmed, due to possible code set by wiring/terminal issue at brake switch.
• 10022691Feb 1, 2012Brakes. Gmc: unable to communicate with the ebcm dtc u0121. *nj vehicles equipped with jl4. Updated 9/30/08. *pe updated 6/27/11. *pe updated 4/6/12.
• 10043048Dec 1, 2011Electrical system. Cadillac/chevrolet/gm: in regards to some vehicles, there is an issue of no airflow through hvac vents due to the blower motor being inoperative. *pe updated 2/21/12.
• 10038305Dec 1, 2011Air bags. Gm: the air bag warning light is on with stored trouble codes due to an electro-magnetic interference in the amarillo, texas area. *rm updated 6/24/11. *pe updated 3/12/12.
• 10037184Oct 1, 2011Seat belts. Gm: service bulletin explaining when the safety belts are supposed to lock. *rm updated 12/6/11.
• 10041432Aug 1, 2011Brakes, Wheels. Cadillac/chevrolet/gmc: due to build up of snow, mud or ice, the right front wheelhouse liner may be contacting or is too close to brake pipe.
• 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.
• 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.
• 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.
• 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.
• 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.
• 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.
• 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.
• 10036164Dec 1, 2010Suspension. Chevrolet/gmc/cadillac: rear axle pinion bearing noise, gear noise and/or pinion bearing failure(8.6", 9.5", 10.5" and 11.5") aam axles. Customers hear rough growl or grating type sound coming from the rear of vehicle while driving. *pe updated 6/6/11.
• 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.
• 10037146Oct 1, 2010Air bags. Gm: the air bag door may be warped or not sit flush with the instrument panel/dash.
• 10036324Sep 1, 2010Engine cooling. Pontiac/saturn/buick/gmc/chevrolet/cadillac/hummer: vehicle start and stalls after theft deterrent module replacement. Model years 2006-2011. Does not apply to vehicles with keyless access system.
• 10036344Aug 1, 2010Engine cooling, Electrical system. Cadillac/chevrolet/gmc: ses light due to p0300-p0308 and engine misfires; inspect plug wire. This may be the result of a loose spark plug wire of the cylinder with current and/or history misfires.
• 10021443Jul 1, 2010Steering. Ei07082 - power steering fluid leaking from power steering gear/rack assembly. *kb updated on 09/21/07. *nj updated 10/5/07. *nj updated 2/15/08. *nj updated 5/19/08. *nj updated 2/17/10. *pe updated 3/30/11.
• 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.
• 10036546Jun 1, 2010Electrical system. Chevrolet/gmc: service trailer brake message with dtc(s) c1115, c1116, c1117, and/or c1118 (inspect wiring near parking brake pedal). This concern may be very intermittent and can occur with or without a trailer connected to truck.
• 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 Chevrolet Avalanche 1500