HUMMER ENGINE

Hi, I Have 2006 Hummer H2 And Only 25000 Miles. Engine Running Rough For More Than A Year. Went To The Dealer He Says There Is No Any Code....

Engine Mechanical Problem 1997 Hummer H1 V8 Four Wheel Drive 120 Miles Every Once In A While, The Engine Won't Accelerate But Bucks....

I Have A 2007 Hummer H3 I Changed The Cd Player In, When I Did I Unplugged The Plugs For The Four Ways, Push Button 4x4, And Heat/air...

Engine Running Rough No Code. Sometimes Different Sounds From Exhaust

I Got My Oil Changed Yesterday. I Misplaced My Keys. I Used My Spare Key And It Locked My Car. I Cannot Turn The Engine On. I Looked In My...

I Just Bought A 2003 H2 I Know They Have Horrible Mpg Anyway, But Is There Anything I Can Do Myself To Improve The Mpg In Any Way?

I Need A Diagram Of Belt Placement On My Hummer.

I Replaced My Alt With High Out Put One And Now Am Having Hard Time Putting Belt Back On. Help Scott

Po 171 Too Lean This Is What A Guy At Auto Zone Said Was Wrong With My Vehicle. Exactly What Does That Mean?

2008 Other Hummer Models How Long Should You Idle The Turbo Diesel Engine Before Shutting It Down?