2008 Hummer H3 Technical Service Bulletins

907 technical service bulletins (TSBs) are on record for the 2008 Hummer H3. 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.

• 10126198Nov 12, 2012Equipment. This informational bulletin provides a list of newly released PI and Bulletins in regards to recent released vehicles so that vehicles can be fixed right the first time in for service.
• 10112560Nov 9, 2012Brakes. This Preliminary Information communication provides information to the technician about brake rotors on new vehicles and replacement parts from General Motors Service Parts Operations. Technician should be advised the costing should not be removed from the brake rotor it will wear off with normal brake usage. Dealer should communicate to the customer this condition is a normal operating characteristic of their…
• 10126203Nov 8, 2012Equipment. This warranty administration bulletin provides information on what should be considerd warranty damage or damage that was at fault of the cutomer and how to properly claim them on the warranty paperwork
• 10126202Nov 8, 2012Electrical system. This technical bulletin provides a procedure for replacing the throttle position sensor cover for concerns regarding a indicator lamp illuminated reduced power message displayed and DTC P2135 set.
• 10245749Nov 1, 2012Exterior lighting, Transmission and drivetrain. Diagnosis and Repair - Malfunction Indicator Lamp (MIL) Illuminated, Reduced Engine Power Message Displayed, DTC P2135 Set
• 10112529Nov 1, 2012Equipment. 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.
• 10112528Nov 1, 2012Electrical system. This Preliminary Information communication provides information to the technician about vehicles that during battery parasitic drain test, there may be some confusion as to what the normal power consumption reading should be from the OnStar system. Technician should understand the power cycles of the various OnStar systems. All Generation 6, 7, 8, and 9 systems are powered up continuously for 48 hours from ignition…
• 10112518Oct 29, 2012Engine cooling. This Preliminary Information communication provides information to the technician about vehicles the have a Service Engine Soon Malfunction Indicator Lamp on and or engine running rough. Technician may find Diagnostic Trouble Codes P0106, P0107, P0171, P0300, P0502, P1107, and P2431. Technician will need to inspect all Manifold Absolute Pressure sensor circuits for being broken inside of the insulation near the…
• 10112515Oct 23, 2012Transmission and drivetrain. This Preliminary Information communication provides information to the technician about vehicle that has a squawk or grunt type noise when shifting from 2nd to 3rd gear. Technician should replace the 3-4 clutch Friction and Steel Clutch Plates along with the Apply Plate and Selective Backing Plate.
• 10112494Oct 18, 2012Equipment. This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts. Technician can check Service Information for some accessories. Technician can also contact Partech for assistance.
• 10118638Oct 15, 2012Engine cooling. This informational bulletin provides information on Identifying Non-GM (Aftermarket) Engine Calibrations for Gasoline Engines Using Tech 2 or GDS 2
• 10118637Oct 15, 2012Equipment. This informational bulletin provides information on dealer responsibility for cargo carrying capacity labeling and the part numbers for the labels.
• 10118635Oct 15, 2012Visibility (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.
• 10118634Oct 15, 2012Transmission and drivetrain. This warranty administration bulletin provides information on the change in automatic transmission add conditions documentation and claim submissions
• 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
• 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.
• 10042284Oct 1, 2011Brakes. Hummer: see document search button for owner letter. Due to snow or water that contains other contaminants or road salt and enter and remain in fitting, the front brake hose fitting may corrode. If remains in fitting can develop a leak. *pe updated 12/6/11.
• 10037184Oct 1, 2011Seat belts. Gm: service bulletin explaining when the safety belts are supposed to lock. *rm updated 12/6/11.
• 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.
• 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.
• 10037687Jan 1, 2011Transmission and drivetrain. Gm: the service 4wd light is on and a trouble code is set. This is a software problem.
• 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.
• 10037571Nov 1, 2010Other or unknown. Gm: service stability or traction light is on with one internal trouble code.
• 10022702Jun 1, 2010Engine cooling. Intermittent mil/ses, dtc p2138 with reduced engine power (repair instrument panel (ip) to body harness connector). 2005-2008 gm passenger cars and light duty trucks including saturn. *nj updated 11/19/10. *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.
• 10024405May 1, 2009Wheels. Low tire pressure, leaking cast aluminum wheels (repair with adhesive sealant). 2008 and prior gm passenger car and light duty trucks (including saturn) and hummer h2, h3 and saab 9-7x with cast aluminum wheels. *nj updated 10/23/09.
• 10011124Apr 1, 2009Suspension, Tires. Tire puncture repair procedures for all cars and light duty trucks. 2008 and prior gm passenger cars & light duty trucks (including saturn) and hummer h2, h3 and saab 9-7x. *tt updated. *kb updated 4/11/08. *nj updated 8/4/09.
• 10030106Feb 1, 2009Seat belts. General motors: the 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. Affects 2010 and prior gm passenger cars and trucks, including saturn.)
• 10026704Aug 1, 2008Fuel system. Gmc: fuel gauge fluctuation in park or neutral, causing the low fuel light to illuminate.
• 10026649Jun 1, 2008Exterior lighting. Gmc: intermittent ses light due to dtcs p013b and/or p0411 dtc.
• 10025288Apr 1, 2008Transmission and drivetrain. Borg warner nr3, nr4 transfer case - parking lot shudder, binds on turns in 4 high open, crow hop (replace plastic mode fork).
• 10024285Feb 1, 2008Engine cooling. Oil leak at rear of engine. Equipped with a 4.8, 5.3, 6.0 or 6.2 v8 engine.
• 10024266Feb 1, 2008Fuel system. Use of e85 fuels in vehicles not certified by gm as being flexfuel compatible / aftermarket conversion of vehicles to operate on e85 fuels. 2008 & prior gm passenger cars and trucks not flexfuel (e85) compatible (including saturn), hummer h2, h3, also 2005-08 saab 9-7x.
• 10024225Feb 1, 2008Transmission and drivetrain. Current or intermittent dtc p0741 tcc stuck off. Equipped with 4l60e, 4l65e or 4l70e (rpo m30, m32, m70) automatic transmission.
• 10012707Feb 1, 2008Engine cooling. Unnecessary engine crankcase and subsystems flushing services, additive recommendations and proper utilization of gm simplified maintenance schedule to enhance customer service experience. 2008 and prior gm cars and trucks. *tt updated 3/31/08.
• 10032850Jan 1, 2008Tires, Equipment. General motors: information on tire radial force variation. Vehicle must be driven before measuring tires on equipment hunter gsp9700 toensure removal of any flatspotting. Models include all gm passenger cars and light trucks, as well as certain hummers, saabs, and saturns.
• 10023742Dec 1, 2007Transmission and drivetrain. Front wheel driveshaft disengagement from front axle.
• 10023724Dec 1, 2007Electrical system. Loss of power, hard start, or stabilitrak light on.
• 10020031Dec 1, 2007Electrical system. Crank no start, rough running, or dtc p0335. *tt equipped with 5.3l, 6.0l, 6.2l engines. Updated 1/30/08.
• 10022262Nov 1, 2007Tires. Tire pressure monitor system concerns. *kb 2008 passenger cars and trucks (including saturn). Updated 2/26/08.

← All problems reported for the 2008 Hummer H3