Hummer H2 — Accessories
High risk
Jun 7, 2010
Model years: 2006, 2007, 2008, 2009
On certain vehicles equipped with a Heated Washer Fluid System (HWFS), a short circuit on the printed circuit board for the washer fluid heater may overheat the control-circuit gro
Also affects: Buick Enclave, Buick Lucerne, Cadillac Cts, Cadillac Dts, Cadillac Escalade
Hummer H2 — Other
High risk
Sep 9, 2008
Model years: 2003
On certain vehicles, water can enter the windshield wiper motor module. If a sufficient amount of water enters the module, the front windshield wipers may work intermittently or be
Hummer H2 — Other
High risk
Aug 29, 2008
Model years: 2006, 2007, 2008
On certain vehicles equipped with a heated washer fluid system, a short circuit on the printed circuit board for the washer fluid heater may overheat the control-circuit ground wir
Also affects: Buick Enclave, Buick Lucerne, Cadillac Dts, Cadillac Escalade, Cadillac Escalade Esv
Hummer H2 — Brakes
High risk
Aug 23, 2007
Model years: 2008
On certain vehicles the ABS wheel speed sensor wiring harnesses may be reversed, which may result in vehicle instability and extended stopping distances under certain circumstances
Hummer H2 — Steering
High risk
Oct 7, 2005
Model years: 2006
Certain vehicles may have been built with a power steering hose that is not to specification. Under extreme steering manoeuvres, such as turning the steering wheel fully to the lef
Also affects: Chevrolet Corvette, Chevrolet Silverado, Gmc Sierra, Chevrolet Express, Gmc Envoy
Hummer H2 — Seats And Restraints
High risk
Apr 25, 2005
Model years: 2004, 2005
On certain vehicles, the 2nd row centre occupant seat belt routing may make it difficult to position the lap portion of the safety belt low around the hips of occupants. A lap port
Also affects: Cadillac Escalade, Cadillac Escalade Esv, Cadillac Escalade Ext, Chevrolet Avalanche, Chevrolet Silverado
Hummer H2 — Brakes
High risk
Feb 15, 2005
Model years: 2004, 2005
On certain vehicles, the hydraulic brake booster's pressure accumulator may crack and/or separate from the Hydro-Boost assembly during normal vehicle operating conditions. If a sep
Also affects: Chevrolet Avalanche, Chevrolet Express, Chevrolet Kodiak 4500, Chevrolet Kodiak 5500, Chevrolet Silverado
Hummer H2 — Brakes
High risk
Jan 29, 2004
Model years: 2003, 2004
On certain vehicles, the relief valve o-ring seal within the brake hydro-boost module could fail. If this happens during braking applications, the driver may be able to hear an eng
Also affects: Cadillac Escalade Ext, Chevrolet Express, Chevrolet Avalanche, Gmc Savana, Gmc Yukon
Hummer H2 — Powertrain
High risk
Feb 25, 2003
Model years: 2003
Certain vehicles fail to conform to CMVSS 114 - Theft Protection. These vehicles are equipped with a mechanical override that could allow the ignition key to be removed with the sh
Also affects: Chevrolet Trailblazer Ext, Gmc Envoy, Oldsmobile Bravada, Chevrolet Trailblazer, Gmc Envoy Xl
Hummer H2 — Electrical
High risk
Oct 28, 2002
Model years: 2003
On certain vehicles, the windshield wiper motor may fail during use because of improper manufacture. If this were to occur in severe weather, driver visibility could be reduced, wh
Also affects: Saturn Ls, Saturn Lw
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