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Darrell

Darrell 4/6/2010

2000 GMC K3500 Sierra SLE 8 Cyl 7.4L

Engine

Engine Studders and Hesitates at low speeds

Engine studders while driving at idle speed. There is a small coolant leak in front left corner of manifold. Engine starts promptly when cold but after running awhile, hard to start.

any help would be appreicated, thanks

Darrell R. Lee

1 Answer


Bobby

Bobby 4/6/2010

Is this a diesel? If it is check fuel pressure. If it is gas start checking engine controls, map sensor, temps sensor crank sensor etc.

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