2008 Hummer H2 Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2008 Hummer H2

2008 Hummer H2
$368 to $458
2008 Hummer H2
$939 to $1,207
2008 Hummer H2
$139 to $266
2008 Hummer H2
$776 to $1,004
2008 Hummer H2
$1,561 to $1,952

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After my H2 is parked awhile (mostly overnight), I will find the rear end has "dropped" approximately 6" as compared to the height of the front end. The rear end will regain its height once the engine is turned on. This happens intermittently.

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

The steering wheel position sensor may fail, resulting in the service stability message being displayed.

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unusual noise on the under chassis of my 2008 hummer h2 what shiuld i need to do almost replaced all the rubber on my under chassis but stil the noise is still there when use my turn left or right and when i press the accelarator please i need your help thanks

pushed button, it just blinks does not change anything.

When I hook up charger there is a faint buzzing sound coming from a small canister near the fuse box. It will buzz for a few seconds then stops.

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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.

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.

On some trucks, wiring for the ABS wheel speed sensors may be reversed, which could cause increased stopping distance. This condition could increase the risk of a crash. Dealers will correct the ABS wheel speed sensor wiring and reprogram the brake control module if necessary.

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Purchased in Jan.2010 to be used as everyday driver and 25' boat hauler. Have not regretted trading in a perfectly good 2007 Acura MDX for it. I have added the nominal performance upgrades (exhaust, intake, chip) which certainly boosted power but no increase over stock mpg. 13mpg at best on highway. The 2008 + up model is the way to go for this brand - many improvements over 2007 and earlie...

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