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1998 Chevrolet Astro 4.3L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy, MIL Lamp on
Posted to GM Driveability on 1/27/2002 6 Replies

Customer brought in high mile Astro van complaining of poor running and poor fuel mileage. The first thing I found was that computer had P0102 stored in memory. Scanner showed no airflow. After following diagnostic procedure in Mitchel sensor began functioning...

6 Replies Received (View Replies)

  Related Documents & Media  1998 Chevrolet Astro

 
Message Closed w/FIX

car Vehicle Data

1998 Chevrolet Astro

VIN 1GCDM19W1W
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / CSFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality, Poor Fuel Economy, MIL Lamp On
OccursHot, Cruise, Idle

Trouble Codes

P0172Fuel System Too Rich (Bank 1)
P0420Catalyst Efficiency Below Threshold (Bank 1)
Message Closed w/FIX

car Vehicle Data

1998 Chevrolet Astro

VIN 1GCDM19W1W
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / CSFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality, Poor Fuel Economy, MIL Lamp On
OccursHot, Cruise, Idle

Trouble Codes

P0172Fuel System Too Rich (Bank 1)
P0420Catalyst Efficiency Below Threshold (Bank 1)