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1993 GMC Jimmy SLE 4.3L Misfire
Posted to GM Driveability on 3/21/2001

Vehicle came in with severe missfire. Scope tested ignition system. # 4 cylinder showed missfire under load. Replaced spark plug and distributor cap. Performed compression test -okay-. Performed fuel system test, fuel pump did not hold pressure, we replaced th...

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car Vehicle Data

1993 GMC Jimmy SLE

VIN 1GKDT13W9P
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / CPI
EmissionsUS Federal
SymptomsMisfire
OccursUnder Load, on Accel, Intermittently
Misc.4X4
Message Closed w/FIX

car Vehicle Data

1993 GMC Jimmy SLE

VIN 1GKDT13W9P
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / CPI
EmissionsUS Federal
SymptomsMisfire
OccursUnder Load, on Accel, Intermittently
Misc.4X4