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1996 GMC Jimmy 4.3L MIL Lamp on
Posted to GM Driveability on 7/28/2005 9 Replies

Got a real strange one here guys.

This engine picks up a missfire on #3 cylinder on DECEL after a hard acceleration. You can't feel it, but the ECM picks it up and you can see it on your scanner, (Tech-2 in my case).

We have replaced the #3 injector when we ...

9 Replies Received (View Replies)

  Related Documents & Media  1996 GMC Jimmy

 
Message Closed w/FIX

car Vehicle Data

1996 GMC Jimmy

VIN 1GKDT13W7T
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / VORTEC
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursOn Decel

Trouble Codes

P0303Cylinder 3 Misfire Detected
Message Closed w/FIX

car Vehicle Data

1996 GMC Jimmy

VIN 1GKDT13W7T
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / VORTEC
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursOn Decel

Trouble Codes

P0303Cylinder 3 Misfire Detected