Thread: 94 jimmy 4x4 4.3 vortec running rough/backfire
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Old 02-03-2010, 07:48 PM
dblackmer dblackmer is offline
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94 jimmy 4x4 4.3 vortec running rough/backfire
I have a 94 jimmy 4.3. it is running rough and occassionally backfire/popping from what sounds lie under the hood. Ivecahnged plugs, wires, egr, oil and filters. tommorrow im changing cap and rotor. Any more ideas??
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