2007 Hummer H3 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2007 Hummer H3
2007 Hummer H3 Problems
A Loose or worn gas cap may cause Check Engine Light to illuminate.
The fuel level sensor in the fuel tank may fail causing erratic fuel gauge operation. Our technicians tell us that on high mileage vehicles you may wish to replace the complete fuel pump module assembly if this condition occurs.
2007 Hummer H3 Questions
It was working when I went into the store. Came out started the car and it tried to blow (I could hear the fan try to whir), but stopped I also tried with heat and nothing there either.
2007 Hummer H3 Recalls
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.
2007 Hummer H3 Reviews
Love the vehicle. Used to have an H1 as a company vehicle and fell in love with them. As a private buyer and not a business the H3 fit the bill. Not as bad on gas as I thought it would be, I am averaging about 19-20 MPG. I have taken it rock climbing and found it a very capable off road vehicle and I like the size and weight for in town and highway driving. It makes me feel safe and it stil...
Just bought this H3. Bought it for its weight (far better than the Colorado it is built on)and the full time 4WD. For the lead foots in your household--I have two, it keeps the car on the road, the tires off the curbs, and the back end from swerving into the opposing land. Still need more clearance for off roading. BUT IS IS CALLED A TACTICAL EDITION. WHAT DOES THAT MEAN? NO TOP LIGHTS, A...