HUMMER ENGINE

When Summer Time Hits, The Vehicle Always Overheats With A/c On. Everything Is Functioning Properly. Would A Change To Electric Dual Fans...

2003 Hummer H2 I Have Problem With The Rpm, When I Drive Over The 70 Mph The Rpm Pointer Went All The Way Up And Than Stuck. ...

Where Is The Camshaft Pisition Sensor On A Hummer H3 2006 Any Pictures Would Be Great. Im Not Sure If I Replaced The Right One I Replace An...

I Need To Replace The Oxygen Sensor 02. I Know It Is On The Drivers Side On The Manifold. How Hard Is It A Job And Can A Novice Replace It?...

We Took The Hummer In For Oil Change And Because The Engine Light Was On. Now They Say A Cylinder Head Is Leaking. We Have Brought The...

2008 Other Hummer Models I Need Help With Some Diesel Engine Questions

2008 Other Hummer Models What Should I Do If The Engine Temp. Is Running 195 And 200 Degrees Farenheit On A Hot Day?

I Received A P0135 Code After Getting A Check Engine Light. I Replaced Both O2 Sensors Before The Cat And Both Of Them After The Catalytic...

2005 Hummer H2 Key Turns But Will Not Start The Key Release Button On The Back Of The Key Switch Stop Working Also The Key Release Button...

I Recently Replaced The Cylinder Head Gasket. I Put The Timing Chain On Without The Marks Lining Up. Put Everything Back Together And Tried...