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Resources for the Repair and Maintenance of your 2009 Hummer H3

2009 Hummer H3

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2009 Hummer H3 Problems

Exhaust & Emissions -- Verified

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

Drive Train -- Verified

Our technicians highly recommend that the transmission is serviced every 30,000 miles to avoid problems and maintain optimal operating order.

Maintenance -- Verified

Brake fluid can become dirty and may cause problems in the brake system; it should be flushed every 60,000 miles.

Maintenance -- Verified

GM recommends replacing the engine coolant at 100,000 miles; however, our technicians tell us that the coolant may become contaminated and require a complete cooling system flush every 60,000 to 70,000 miles.

Maintenance -- Verified

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The spark plugs should be replaced every 100,000 miles. Our technicians recommend replacing the spark plug wires also at this time.

2009 Hummer H3 Recalls (Recent)

Body, Interior & Misc., April 10, 2009

RepairPal Expert Overview:

The front fuel tank support strap may fracture. It it does, the fuel tank would only supported by the rear support strap and the stone shield. Continued driving would eventually fracture the rear support strap and shield fasteners. The fuel tank separating from the vehicle could increase the risk of a crash. Dealers will install an updated fuel tank support strap. The recall began April 10, 2009. The General Motors recall number is 09048.

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Body, Interior & Misc., April 12, 2010

RepairPal Expert Overview:

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.

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2009 Hummer H3 Questions and Answers

H3 Owner, 2009 Hummer H3, Milan, MI

My rear passenger tail light is out, I replaced the bulb, still nothing. I checked the power to that location and No power. What should I check now?

lrepstien734, 2009 Hummer H3, 5.3L V8, Manahawkin, NJ

We've moved some fuses that were not being used around and they have blown. we replaced the bulb, and put in a new fuse today - should I have the wiring checked out

mccardoso, 2009 Hummer H3, 3.7L 5 Cylinder, New York, NY

As other have written, almost everyday the security light flashes and the engine on my H3 starts and dies, after I wait ten minutes the engine starts. Thus, I would like to turn of this security sy...

yigolub, 2009 Hummer H3, 3.7L 5 Cylinder, West Palm Beach, FL

My "change oil" sign comes on every 3,000 mi. I recently put synthetic oil, and I heard 3,000 mi is an old rule.
May be somebody can advise me on how to reset this annoying alarm, and on...

Gee69, 2009 Hummer H3, 3.7L 5 Cylinder, Bronx, NY

My check engine light came on and this is the code I got

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