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1998 Chevrolet Astro 4.3L Hesitation, Stall, Misfire, Poor Fuel Economy, MIL Lamp on
Posted to GM Driveability on 11/12/2008 38 Replies

Under light accel about [...] engine will hesitate almost always. This problem seems to be at a particular throttle position. For this reason we have chaged both TPS and MAF, with no change. Fuel pressure is at 53@ idle and 58@ snap throttle. I have not experi...

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  Related Documents & Media  1998 Chevrolet Astro

 
Message Closed w/FIX

car Vehicle Data

1998 Chevrolet Astro

VIN 1GNEL19W1W
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsHesitation, Stall, Misfire, Poor Fuel Economy, MIL Lamp On
OccursAlways, on Light Accel
Misc.All Wheel Drive

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

1998 Chevrolet Astro

VIN 1GNEL19W1W
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsHesitation, Stall, Misfire, Poor Fuel Economy, MIL Lamp On
OccursAlways, on Light Accel
Misc.All Wheel Drive

Trouble Codes

P0300Multiple Misfire Detected