2006 GMC Sierra Technical Service Bulletins

202 technical service bulletins (TSBs) are on record for the 2006 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.

• 10112984Apr 18, 2013Equipment, Hybrid propulsion system. This Preliminary Information communication advises the technician that the 2004-2007 Parallel Hybrid Truck parts will be placed on restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
• 10112900Mar 13, 2013Electrical system. This Preliminary Information communication provides information to the technician about vehicles that will not move in forward or reverse. Technician may find Diagnostic Trouble Code P0877 or P2723 set. Technician will need to inspect the valve body separator plate orifices for debris.
• 10023751Feb 1, 2013Transmission and drivetrain. Engine surge or stall at stop and/or dtc p0742 possible tcc applied. Equipped with allison lct1000 transmission rpo m74 or mw7. *nj updated 4/22/13.
• 10112737Jan 23, 2013Electrical system. This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Dealer should advise the customer the specification for speedometer needle accuracy is +/- 2 miles per hour at any given speed when looking straight at the needle.
• 10112697Dec 27, 2012Transmission and drivetrain, Equipment. This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on, engine misfire, and/or engine noise. Technician may find Diagnostic Trouble Codes P0300-P0308.
• 10113849Dec 20, 2012Engine cooling. This informational bulletin provides information on the proper oils to use on GM vehicles including information regarding the differences of the Dexos oils.
• 10113843Dec 17, 2012Equipment. This warranty administration bulletin provides information on the Clarification of Use for Dealer Empowerment Labor Operations and Customer Enthusiasm
• 10112681Dec 17, 2012Transmission and drivetrain. This Preliminary Information communication provides information to the technician about vehicles that may have a planetary gear whine noise in first and second gear. Technician should compare the noise to a like vehicle. Technician will need to check the build date of the transmission, if it was built after 09/01/2003 and it is determined that a vehicle has an abnormal amount of noise, perform the rear unit end…
• 10112655Dec 12, 2012Wheels, Tires. This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.
• 10113837Dec 7, 2012Equipment. This informational bulletin provides a list off all the issues revolving around new vehicles for a one stop place to find growing concerns around them.
• 10112614Nov 29, 2012Equipment. This Preliminary Information communication provides information to the technician about customers may inquire about the availability of the passenger compartment air filter. Dealer should advise the customer starting in 2003 the passenger compartment air filter is no longer available as a factory option.
• 10112546Nov 6, 2012Brakes. This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn.
• 10112523Oct 30, 2012Transmission and drivetrain, Electrical system. This Preliminary Information communication provides information to the technician about vehicles that have slip in forward ranges immediately after replacing the input housing. Technician will inspect the 3-4 clutches and the forward clutch oil feed passages for leakage between circuits. Technician should apply regulated compressed air to the 3-4 clutch feed hole and the forward clutch feed hole one at a time with…
• 10112519Oct 29, 2012Suspension, Wheels. This Preliminary Information communication provides information to the technician about vehicles that have grease leaking from front hub bearings. Technician should not replace the bearing for grease purge. Technician should be advised to not clean the purged grease from the area immediately on or adjacent to the seals because this grease provides additional protection.
• 10038760Jan 1, 2012Equipment. General motors service campaign: see document search button for owner letter. The hvac blower may not work at certain functions or may become inoperable. There could be a burning smell or smoke. *rm updated 4/6/12.
• 10038294Jan 1, 2012Seat belts. Gm: there are seat belt problems: difficulty latching and unlatching buckle. Buckle release button is sticking. Seat belt warning light illuminated. Likely caused by sticky beverages that are spilled into the buckle assembly. *rm updated 4/3/12.
• 10032332Dec 1, 2011Electrical system. Gm/hummer/saab: intermittent illumination of mil, service lamps, service messages, or dtc set by various control modules-diagnosing and repairing fretting corrosion (disconnect affected connector and apply dielectric lubricant). *pe updated 3/26/10. *pe updated 6/6/11. *pe updated 3/12/12.
• 10043185Nov 1, 2011Transmission and drivetrain. Cadillac/chevrolet/gmc/hummer: some suvs and trucks are exhibiting a condition where by grinding/ratcheting type noise coming from automatic transmission when shifting into park while in 4wd low (4lo) range.
• 10037184Oct 1, 2011Seat belts. Gm: service bulletin explaining when the safety belts are supposed to lock. *rm updated 12/6/11.
• 10038744May 1, 2011Engine cooling. Gm: an 'engine power is reduced' message appears and there is a stored trouble code. This is caused by wear of the internal fuel injector.
• 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.
• 10038759Apr 1, 2011Electrical system. Gm: onstar is making incomplete calls without the driver knowing. When have a data connection.
• 10022671Apr 1, 2011Steering. Gear box power steering pump, p/s performance concerns. *nj updated on 6/30/2011.
• 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.
• 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.
• 10037516Nov 1, 2010Engine cooling. Gm: there is a diesel engine hard start when hot. Starts fine when cold. There will be no internal trouble codes.
• 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.
• 10021022Nov 1, 2010Tires. P245/70r17 general ameritrac tire wear vibration. *kb updated 12/13/07. *nj updated 1/30/08. *nj updated 5/25/11.
• 10036545Oct 1, 2010Steering. Buick/cadillac/chevrolet/gmc/oldsmobile and hummer: information on pitman arm shaft seal service kit. Do not replace entire steering gear for pitman seal leak. Technicians have been replacing entire steering gears due to not being able to service just leaking pitman shaft seal. *pe updated 5/9/11.
• 10031424Sep 1, 2010Transmission and drivetrain. Chevrolet gmc service campaign: see document search button for owner letter. Enhanced calibration for transmission overheat in extreme cold air temperatures. Located in certain us cold weather states; alberta, british columbia, manitoba, new foundland, northwest territories, ontario, quebec, saskatchewan, and yukon. Silverado hd and sierra hd 2006-2008. *pe csc letter was received (only). Updated. *pe program been…
• 10019434Aug 1, 2009Engine cooling. Diesel engine glow plug trouble codes. *tt updated 3/15/10.
• 10030123Jul 1, 2009Engine cooling. General motors: lbz, lly, lmm mil/ses light n dtc p0087-fuel rail pressure (frp) too low, lack of performance, no power, engine runs rough, no start (diagnose fuel system components). *pe updated 3/1/10.
• 10019889Jul 1, 2009Fuel system. Inaccurate fuel gauge readings/rear float arm stuck. *tt updated 03-01-07. *kb updated 3/15/10.
• 10030110May 1, 2009Fuel system, Electrical system, Engine cooling. General motors: malfunction indicator lamp (mil) illuminated, intermittent dtc p0191, slow fuel rail pressure (frp) decay, wiring harness connections, voltage fluctuations/interruptions (follow correction information below). *pe updated 11/23/09.
• 10030207Apr 1, 2009Engine cooling. Chevrolet/gmc: diesel engine turbo dtc p2563 or p003a. May encounter a concern of ses light, reduced power, low power.
• 10023656Feb 1, 2009Transmission and drivetrain. Chevrolet gmc service campaign: see document search button for owner letter. Transmission overheat in extreme cold ambient temperatures - reprogram tcm. Located in alaska and minnesota; canadian yukon and northwest territories only. *nj csc was received. Updated 3/13/08. *nj updated 4/24/08. *nj updated 7/8/09. Csc letter was received.
• 10020418Dec 1, 2008Electrical system. Loss of ignition 1 voltage to the ignition coils. Consumer experienced intermittent stall, misfire, or crank no start. There may be no trouble codes set. *kb updated 3/17/09.
• 10017214Dec 1, 2008Engine cooling. Hard start / no start outside temperatures below freezing. *tt updated 7/13/09.
• 10027804Nov 1, 2008Equipment, Electrical system. General motors corp: special coverage adjustment; analog onstar deactivation. *pe updated 2/17/09.
• 10026804Oct 1, 2008Transmission and drivetrain. Gmc: fluid leak from transmission oil cooler lines due to corrosion. All 2000-2006 light duty trucks equipped with the light duty automatic transmission.
• 10025770Sep 5, 2008Equipment. Some customers may comment on various hvac concerns including temperature doors defaulting to full hot position or unable to obtain defrost position.
• 10026704Aug 1, 2008Fuel system. Gmc: fuel gauge fluctuation in park or neutral, causing the low fuel light to illuminate.
• 10026665Jul 1, 2008Fuel system. Gmc: fuel rail pressure sensor performance dtc p0191. May set due to actual fuel rail pressure not dropping quickly enough when the engine is shut off.
• 10026586Jun 1, 2008Equipment. Buick cadillac chevrolet gmc hummer oldsmobile pontiac saab saturn service campaign: see document search button for owner letter. Special coverage adjustment-analog onstar deactivation. Fcc ruled in 2002 wireless carriers would no longer re required to support analog wireless network starting in 2008. *pe csc letter was received. Updated 12/1/08.
• 10025326May 1, 2008Fuel system. Chevrolet gmc service campaign: see document search button for owner letter. On-board diagnostics (obd)-fuel level sender-reprogram engine control module (ecm). Csc was received.
• 10021013May 1, 2008Suspension. Suspension vibration or frame beaming at 40 - 60 mph. *kb updated 8/25/08.
• 10025462Apr 1, 2008Transmission and drivetrain. Diagnostic information on mn8, mt1 ses/mil illuminated, dtc p0757, harsh shift, delayed 2-3 shift, 2-3 shift flare, no third gear, slips in third gear or reverse.
• 10025421Apr 1, 2008Transmission and drivetrain. Diagnostic information on mh1, mn8, mt1, m15 transmission slips, will not shift or may overheat, ses/mil may be illuminated, dtcs p0218, p0894 set. *pe updated 8/12/08.
• 10025148Apr 1, 2008Steering. Clunking noise under hood and can be felt in steering wheel and/or steering column (replace upper intermediate steering shaft [I-shaft] assembly).

← All problems reported for the 2006 GMC Sierra