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1994 Chevrolet Astro CL 4.3L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy
Posted to GM Driveability on 4/19/2006 7 Replies

blows black at idel o2 sensor 750 to 850 but scanner says its running lean,what am I missing thanks bob

7 Replies Received (View Replies)

  Related Documents & Media  1994 Chevrolet Astro CL

 
Message Closed w/FIX

car Vehicle Data

1994 Chevrolet Astro CL

VIN 1GNDM15Z3R
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / tbi
Emissionsus fed
SymptomsExcessive Emissions, Poor Idle Quality, Poor Fuel Economy
OccursIdle
Misc.Tbi
Message Closed w/FIX

car Vehicle Data

1994 Chevrolet Astro CL

VIN 1GNDM15Z3R
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / tbi
Emissionsus fed
SymptomsExcessive Emissions, Poor Idle Quality, Poor Fuel Economy
OccursIdle
Misc.Tbi