2007 Hummer H2 Technical Service Bulletins

829 technical service bulletins (TSBs) are on record for the 2007 Hummer H2. 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.

• 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.)
• 10021115Dec 1, 2008Suspension. Information on tire radial force variation (rfv). 2008 and prior gm passenger cars and light duty trucks including 2008 and prior hummer h2, h3 and 2005-08 saab 9-7x and 2000-05 saturn l series and 2003-07 saturn ion. *kb updated 4/11/08. *nj updated 5/27/09.
• 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.
• 10025670May 1, 2008Transmission and drivetrain. 4l60-e/4l65-e/4l70-e automatic transmission fluid leak from oil pump or bell housing area (replace torque converter hub-to-oil pump seal assembly). Attn: this bulletin applies to vehicles built prior to december 2007.
• 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).
• 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.
• 10014497Nov 1, 2007Exterior lighting. Headlamps condensation and replacement guidelines. Kaperii. *tt 1993-2008 gm passenger cars and trucks including saturn. *kb updated 2/26/08.
• 10022914Oct 4, 2007Electrical system. One of the following concerns when programming the mileage or the hours into an exchange instrument panel cluster that is received from an electronic service center (esc).
• 10023218Sep 1, 2007Electrical system. Service alert: concerns with aftermarket fuses in gm vehicles 2008 and prior gm passenger cars and light duty trucks (including saturn)
• 10019884Aug 1, 2007Engine cooling, Fuel system. Usage of e85 fuels in gm vehicles. 1997 - 2008 all gm cars and trucks. 1997 - 2008 all saturn vehicles. *tt updated. *kb updated on 10/22/07.
• 10015038Jun 1, 2007Seat belts. Safety belt locking conditions (normal operating characteristic). 2005-2008 gm passenger cars and light duty trucks (including saturn) . *tt updated 04-27-07. *kb updated 11/29/07.
• 10021447May 1, 2007Tires. Information on proper tire pressure. All gm passenger cars and light duty trucks from 2007 and prior.
• 10021394Apr 24, 2007Engine cooling. Harsh tcc apply or tcc cycling.
• 10021449Mar 1, 2007Other or unknown. Information on passenger occupant sensing system concerns with custom upholstery, accesory seat heaters or other comfort enhancing devices. All 2007 and prior gm passenger cars and light duty trucks including saturn
• 10021019Feb 22, 2007Transmission and drivetrain. Slip condition in 2nd, 3rd, or 4th. Damaged 2-4 or 3-4 clutch. *kb updated 10/31/07.
• 10020689Dec 22, 2006Engine cooling. Blower motor is in-operable/ will not shut off/ dead battery.
• 10021113Dec 1, 2006Other or unknown. Car and truck fix it right the first time issues. This bulletin includes 2007 and prior passenger cars and trucks including saturn.
• 10021103Dec 1, 2006Transmission and drivetrain. Delayed engagement when shifting into these positions. Park into reverse, nuetral into drive, nuetral into reverse, and park into drive. This bulletin includes all 2000 - 2007 gm light duty trucks.
• 10021018Sep 28, 2006Transmission and drivetrain. No movement when the shift lever is moved to d4 or d3. Normal operation when moved to d2 d1 or reverse. *kb updated.
• 10020880Sep 1, 2006Engine cooling. Lr4, ly2, l33, lh6, lm7, l59, lc9, lmg, ly5, ls2, lq9, lq4, l76, ly6 throttle actuator control (tac). Module codes, mil/ses dtc's p2108, p1516, u0107, reduced engine power.
• 10020763Sep 1, 2006Suspension. Information on proper wheel changing procedures and cautions. 2007 and prior gm passenger cars and trucks including saturn.
• 10020762Sep 1, 2006Fuel system. Fuel system treatment plus, fuel sending unit corrosion and fuel system deposits. 2007 and prior gm passenger cars and trucks including saturns.
• 10020840May 1, 2006Electrical system. Updated transfer case connector service kit now available for transfer case speed sensor wire harness connector that comes loose or connector retainer clip breaks. 2007 and prior gm light duty trucks.
• 10020832May 1, 2006Electrical system. Instrument panel, body and general wiring harness repair. 2007 and prior gm passenger cars and trucks.
• 10017299Nov 2, 2005Transmission and drivetrain. Electronic transfer case unable to complete shift.
• 10016711Sep 28, 2005Brakes. Anti-lock braking system (abs) light on speedometer may be erratic. Diagnostic trouble code (dtc) c0055 c0235 c0236 or c0237 stored in the ebcm. *tt 1998-2008 all chevrolet, gmc, buick, and oldsmobile mid-sized trucks and utilities. 1998-2008 all chevrolet, gmc, and cadillac full sized trucks and utilities. *kb updated on 09/20/07.
• 10013516Apr 20, 2005Engine cooling. Shudder or bind on truns in 4 hi. *eh updated 03-01-07.

← All problems reported for the 2007 Hummer H2