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1998 Chevrolet Astro 4.3L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on
Posted to GM Driveability on 3/8/2006 15 Replies

First code e.g.r and random misfire, remove and clean e.g.r. clear codes .No e g r codes but random misfire still there. Notice number 2,4,6 had misfire [...] plugs for 2,4,6 plug gas foul,and numbers 1,3,5 all very clean. One side of motor runs [...] after st...

15 Replies Received (View Replies)

  Related Documents & Media  1998 Chevrolet Astro

 
Message Closed w/FIX

car Vehicle Data

1998 Chevrolet Astro

VIN 1GCDM19WOV
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / cmfi
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality, Misfire, MIL Lamp On
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

1998 Chevrolet Astro

VIN 1GCDM19WOV
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / cmfi
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality, Misfire, MIL Lamp On
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected