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1999 Chevrolet Astro 4.3L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on
Posted to GM Driveability on 5/3/2007 14 Replies

van came from another shop with rebuilt engine complaining about hesitating,no start and [...] installed cam,crank sensors.i scoped and scaned engine,everything looked good except idle,too high.I changed cap,rotor,wires,that seemed to remedy the no start they ...

14 Replies Received (View Replies)

  Related Documents & Media  1999 Chevrolet Astro

 
Message Closed w/FIX

car Vehicle Data

1999 Chevrolet Astro

VIN 1GNDM19W3X
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / cpi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Misfire, MIL Lamp On
OccursAlways, Under Load, Idle

Trouble Codes

P0300Multiple Misfire Detected
P0335Crankshaft Position Sensor 1 Circuit Malfunction (No Signal)
Message Closed w/FIX

car Vehicle Data

1999 Chevrolet Astro

VIN 1GNDM19W3X
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / cpi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Misfire, MIL Lamp On
OccursAlways, Under Load, Idle

Trouble Codes

P0300Multiple Misfire Detected
P0335Crankshaft Position Sensor 1 Circuit Malfunction (No Signal)