2008 Hummer H3 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2008 Hummer H3
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2008 Hummer H3 ProblemsEngine Misfire Due to Worn Valve Seat
A Loose or worn gas cap may cause Check Engine Light to illuminate.
The spark plugs should be replaced every 100,000 miles. Our technicians recommend replacing the spark plug wires also at this time.
2008 Hummer H3 Questionshow to do I remove the dashboard, and re-ground the A/c blower and control modul (1 answer)
what does the ground look like.
Thermostat + radiator changed ,antifreeze flushed and replaced, mech states bad guage any ideas what this may be I hear it's common in hummers? The guage stays half way while I drive goes up to 3/4 at idle never goes over never boils over, clutch fan does not have excessive play , please help...
2008 Hummer H3 RecallsHeater And Air Conditioning Fan Speed Control Overheats
The connector module that controls the blower motor speed for the heating, ventilation and air conditioning system may overheat, causing a fire hazard. Dealers will replace part of the blower motor connector and harness free of charge to resolve the concern.
The retaining clips on the non-functional hood louver could brake. The louver could become loose and/or separate from the vehicle. If this were to happen while the vehicle is in motion, personal injury or property damage could result. Dealers will apply adhesive to the underside of the hood louver to secure it. The recall is scheduled to begin on April 12, 2010. The General Motors recall number is 10088.