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1988 Chevrolet Astro 4.3L Poor Fuel Economy
Posted to GM Driveability on 5/17/2000

Well, I'm getting that feeling again that the fix is right under my nose and I just can't see it.

It came in because of failed emissions(high hc of 450 ppm) CO is good. Scan shows an obvious problem of an 02 sensor that is stuck in the .4 to .6 v range. A new...

  Related Documents & Media  1988 Chevrolet Astro

 
Message Closed w/FIX

car Vehicle Data

1988 Chevrolet Astro

VIN 1GNDM1525J
Engine4.3 L / 6 cyl
SymptomsPoor Fuel Economy
OccursAlways
Message Closed w/FIX

car Vehicle Data

1988 Chevrolet Astro

VIN 1GNDM1525J
Engine4.3 L / 6 cyl
SymptomsPoor Fuel Economy
OccursAlways