1996 GMC Suburban hesitates when i give it gas

1996 GMC SUBURBAN
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MELGEO
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Engine Performance problem
1996 GMC Suburban V8 Two Wheel Drive

my like stalls or hesitates when i give it gas and idols rough but only does it once in awhile took it to check engine code said no. 8 was misfiring so i change spark plugs and wiring engine light went off now it came back on it is doing all over again
Jun 26, 2010 at 7:52 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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