Hummer H2 Engine Surge

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Hummer Surging With Steady Throttle

2005 HUMMER H2

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

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Asked by dlr1367

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Hard to Start Idle Erratic Idle Rough Knock Misfire Not Cranking Over Not Running Overheat Poor Mileage Rattle Revs Up Runs Rough Stall While Driving Surge Tick

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