2006 Hummer H2 Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2006 Hummer H2

2006 Hummer H2 Problems

Check Engine Light Due to Gas Cap Issue

A Loose or worn gas cap may cause Check Engine Light to illuminate.

Contamination of extended life coolant

Extended life coolant may become contaminated and require cooling system service before the recommended 100,000 miles.

Stalling or Low Engine Idle Speed Due to Dirty Throttle Body

A dirty throttle body may cause a lower than normal idle and possible stalling condition. Performing a throttle body service will commonly correct this concern.

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2006 Hummer H2 Recalls

Possible Under Hood Electrical Fire

The heated washer module under the hood could overheat due to excessive current draw. Under certain conditions, this could result in an under hood fire. This previous recall attempt in 2008 to repair this concern did not have the expected success. Dealers will now permanently disable and remove the heated washer module to correct this concern. This recall is expected to begin on June 20, 2010.

Possible Under Hood Electrical Fire

The wiring to the washer system heater may overheat due to a failure in the heater module. This could cause other electrical features to malfunction, smoke to develop, and an electrical fire could result. Dealers will install a wire harness with an inline fuse to protect the washer heater module. This recall is expected to begin on September 12, 2008. The General Motors recall number is 08048.

Tire and Loading Information Labels Are Innacurate

The tire and loading information label on the driver's side door frame may be inaccurate. A misprinted label could lead to overloading of the vehicle, which could possibly lead to tire failure and a crash. Owners will be provided with corrected labels and installation instructions. At customers' request, a dealer can install the label for them. The recall began March 31, 2006. The GM recall number is 05109.

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2006 Hummer H2 Reviews

We bought this H2 new in the fall of 2005. It now has over 105,000 miles on it and continues to perform extremely well. The only problems we have had is that we've gone through a couple batteries and a minor suspension problem in the rear. This is a great vehicle that has been used for a variety of "hauling" applications and it continues to perform beautifully. The only down side is that th...

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