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1999 Chevrolet Astro 4.3L Misfire, MIL Lamp on
Posted to GM Driveability on 10/28/2004 11 Replies

This van has multiple cylinder missfires just off idle and at cruise, under load the missfire is gone, what I have noticed is that the cam sensor in the distributor is reading -15 degrees at 1000 or 2000 rpm, there is no adjustment on the distributor, I have r...

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  Related Documents & Media  1999 Chevrolet Astro

 
Message Closed w/FIX

car Vehicle Data

1999 Chevrolet Astro

VIN 1GCDM19W6X
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursAlways, on Accel, Cruise

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

1999 Chevrolet Astro

VIN 1GCDM19W6X
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursAlways, on Accel, Cruise

Trouble Codes

P0300Multiple Misfire Detected