1995 GMC Jimmy questiong

1995 GMC JIMMY
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MCARIS
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  • 1 POST
Engine Performance problem
1995 GMC Jimmy 6 cyl All Wheel Drive Automatic

gmc would one spark plug wire make the car slugguish
Jun 4, 2010 at 6:54 AM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,992 POSTS
Yes, it will cause a misfire-you suppose to be running with 6 good wires not 5 causes engine imbalances-you got one dead cylinder
Jun 4, 2010 at 8:49 AM
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