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1991 Chevrolet Camaro 3.1L Excessive Emissions, Poor Idle Quality
Posted to GM Driveability on 11/4/2002 7 Replies

Hello all, This 3.1L Camaro has a strange problem. When warmed up the O2 is showing 800mv and up at idle. The Integrator starts to drop like it should, but it keeps dropping til about 88 counts then the ECM goes into open loop and resets the Block learn lower....

7 Replies Received (View Replies)

 
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car Vehicle Data

1991 Chevrolet Camaro

VIN [No VIN Available]
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI / PFI
EmissionsUS Fed
SymptomsExcessive Emissions, Poor Idle Quality
OccursHot, Idle

Trouble Codes

44Lean exhaust
Message Closed

car Vehicle Data

1991 Chevrolet Camaro

VIN [No VIN Available]
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI / PFI
EmissionsUS Fed
SymptomsExcessive Emissions, Poor Idle Quality
OccursHot, Idle

Trouble Codes

44Lean exhaust