2010 Hummer H3 Technical Service Bulletins

1,065 technical service bulletins (TSBs) are on record for the 2010 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.

• 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.
• 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.
• 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.
• 10037571Nov 1, 2010Other or unknown. Gm: service stability or traction light is on with one internal trouble code.
• 10037490Nov 1, 2010Electrical system. Gm: positive battery cable is too close to the engine sight shield cover. The battery cable could rub through.
• 10033364Oct 1, 2010Fuel system. General motors: engineering information-chemical damage on inner surfaces of fuel tank. Some customers may comment on poor performance, decreased acceleration and/or an inoperative fuel gauge. No models listed except saturn and hummers; includes all passenger cars and light duty trucks. *pe updated 5/9/11.
• 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.

← All problems reported for the 2010 Hummer H3