HUMMER H2 ENGINE

My Engine Running Little Rough And When Driving Sometimes Different Sounds Coming From Exhaust, Went To The Dealer But They Said Nothing...

Bank Sensor Malfunction.

I Just Figured That There Are A Few Things That I Should Do As Far As A Tune Up. I Do All The Normal Things Like Grease And Oil. Should I Do...

2005 Hummer H2, Surges Between 45-55 Mph Rpms Jump 300-400 Rpms.

The Engine Shurts Off When It Is Hot. When The Engine Cools, The Vehicle Starts Again.I Have Changed The Fuel Pump But The Problem Is Still...

I Have Noticed Recently My Engine Rattling Sounds Like A Lifter. I Checked Oil And Is Full Has Never Used Oil Either. I Have The Oil Chanced...

Engine Performance Problem 2007 Hummer H2 V8 Four Wheel Drive Automatic 73k Miles Low Compresson 2 4 6 8 30 Psi 1 3 5 7 125psi Ck...

Was Wondering Where The Spark Plug Are On H2? Do I Have To Remove The Engine Cover? How Long Would It Take To Change The Plug? What Brand...

Anti Freeze Resevior Drops Down A Bit Now And Then, Had To Add Maybe 2 Pints In The Last Month And A Half. No External Leaks To Be Found...

I Got A P0101 On My Scantool. Engine Rpm Is Too High. At Cold Start It Reaches 1500 Rpm And In A Few Minutes Will Rev High To 2500-3000 Rpm...