1996 GMC Jimmy 4.3L Misfire, MIL Lamp on
We inherited this from another local shop... It seems to misfire mostly at idle raising the rpm to 2500 to 3000. Fuel pressure is within spec and doesnt drop off when the car is shut off. I haven't done an injector balance test yet. The misfire jumps to almost...
Summary posted 3/30/2010
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Vehicle Data1996 GMC Jimmy
Trouble Codes
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Message Closed w/Summary
Vehicle Data
1996 GMC Jimmy
VIN | 1GKCS13W6T |
Engine | 4.3 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Misfire, MIL Lamp On |
Occurs | Hot, Under Load |
Misc. | Po 300 |
Trouble Codes
P0300 | Multiple Misfire Detected |