2009 GMC Envoy Technical Service Bulletins

979 technical service bulletins (TSBs) are on record for the 2009 GMC Envoy. 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.

• 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.
• 10112468Oct 12, 2012Visibility (wipers, defrost, mirrors). This Preliminary Information communication provides information to the technician about the percentage of Ultraviolet protection or tint offered by the windshield or side glass. Technician should be advised Windshield reduces Ultraviolet rays down to 4% or less. Front side door glass reduces Ultraviolet rays down to 35% or less. Windshields are SOLAR glass with a light transmittance of >/=70%. Front door glass are…
• 10112465Oct 11, 2012Equipment. This Preliminary Information communication provides information to the technician about vehicles that have a message on the radio "maximum number of phones are currently paired to the vehicle". Dealer should advise the customer this is normal operation of the vehicle due to the maximum number of five phones can be paired to a vehicle.
• 10118626Oct 10, 2012Equipment. This warranty administrational bulletin provides information on Clarification of Use - Dealer Empowerment Labor Operations and Customer Enthusiasm
• 10118623Oct 9, 2012Equipment. This warranty administrational bulletin provides information on courtesy transportation and roadside assistance programs offered through GM.
• 10118619Oct 5, 2012Equipment. This informational bulletin provides information on newly release bulletins used to fi the vehicles in the field the first time.
• 10246951Oct 1, 2012Equipment. Programming And Activation Of Replacement OnStar Modules.
• 10044229Apr 1, 2012Engine cooling. Gm: diagnosis and repair- malfunction indicator lamp illuminated, reduce engine power message displayed, dtc p2135 set. Also included model sierra denali year 2010-2011
• 10043536Apr 1, 2012Equipment. Buick/cadillac/chevrolet/gmc/oldsmobile: if blower motor is set to any speed position and when key is off, it becomes inoperative and may still be inoperative after key is turned on. *pe updated on 5/1/12.
• 10037570Apr 1, 2012Body and structure. Gm: on some truck models there is some frame corrosion. *rm updated on 5/2/2012.
• 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.
• 10029924Dec 1, 2011Air bags. General motors: diagnostic information for intermittent restraints, air bag (sir) indicator/lamp on with dtc(s) b0012, b0013, b0016, b0016, b0019, b0020, b0022, b0023, b0026, b0033, b0040, b0042 or b0044 set. This may be caused by a loose, missing, or broken connector position assurance (cpa) retainer at the air bag for the set dtc. Includes trailblazer ext. *pe updated 8/16/10. *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.
• 10040504Jul 1, 2011Engine cooling. Gm service campaign: see document search button for owner letter. 2008-2009 trailblazer/envoy. The vehicles may develop a crack in the exhaust manifold. It could result in increased exhaust noise.
• 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.
• 10038349Feb 1, 2011Transmission and drivetrain. Gm: there is a whine noise when in drive or reverse. There is a bearing problem in the torque converter.
• 10038295Feb 1, 2011Other or unknown. Gm: information on fixing multiple situations right the first time.
• 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.
• 10037553Jan 1, 2011Electrical system. Gm: there are multiple concerns with the onstar system. It is not working correctly and the battery may drain.
• 10030725Dec 1, 2010Engine cooling. Saab/hummer/gmc/chevrolet: malfunction indicator lamp (mil) illuminated, dtcs p0300-p0306, engine runs rough (inspect for water intrusion in spark plug recess area, replace spark plug and ignition coil, seal ignition coil bolt hole vents and seal hood air grille). *pe updated 6/7/11.
• 10037130Oct 1, 2010Brakes. Gm: the abs lights may come on intermittently with three possible trouble codes.
• 10030590Jun 1, 2010Transmission and drivetrain, Suspension. Gmc/buick/oldsmobile/saab: bump or thump noise is heard coming from the rear suspension or felt in the floor. The information affect vehicles with g67 automatic level control rear suspension. *pe updated 3/30/11.
• 10032462Aug 1, 2009Steering. Saab/hummer/gm: diagnostic tips/recommendations when power steering pump replacement is necessary. Analysis of returned power steering (ps) pumps that had been replaced for noise, no power assist, no or low pressure and leaking conditions has indicated a high number of no trouble found results. All 1997-2010 vehicles and light trucks; 2010 and prior hummers h2/h3 and saab 9-7x vehicles.
• 10032869Jun 1, 2009Transmission and drivetrain, Steering. Gmc/chevrolet/saab/hummer: bind/tie-up in fourth gear, no second or fourth gears, overrun clutch distress. During disassembly of the transmission technicians may find that the 2-4 band (item 602 in si document 1553208) and the overrun clutch (645) are both distressed while no other clutches are damaged.
• 10028245Feb 1, 2009Body and structure. General motors: service update for inventory and customer vehicles. Liftgate window hinge pin clip not properly installed (expires with base warranty). Make/model include saab 9-7x 2009. *pe update 7/5/09.
• 10026704Aug 1, 2008Fuel system. Gmc: fuel gauge fluctuation in park or neutral, causing the low fuel light to illuminate.

← All problems reported for the 2009 GMC Envoy