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1996 Chevrolet Monte Carlo LS 3.1L Poor Idle Quality, MIL Lamp on
Posted to GM Driveability on 1/21/2005 15 Replies

When I got this vehicle I was told that it failed the emmision test and that the mil was on. Scanned for codes, none found. While observing scanner data I noticed that the idle did not want drop below 1300rpm and if you tried to control the IAC the rpm would o...

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  Related Documents & Media  1996 Chevrolet Monte Carlo LS

 
Message Closed w/FIX

car Vehicle Data

1996 Chevrolet Monte Carlo LS

VIN 2G1WW12M9T
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursIntermittently

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
Message Closed w/FIX

car Vehicle Data

1996 Chevrolet Monte Carlo LS

VIN 2G1WW12M9T
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursIntermittently

Trouble Codes

P0171Fuel System Too Lean (Bank 1)