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1999 Chevrolet Monte Carlo Indianapolis 500 Pace Car 3.8L Excessive Emissions, Stall
Posted to GM Driveability on 7/7/2009 5 Replies

vehicle starts and runs fine for about 15 min. afterwards the vehicle bellows out black smoke out the tail pipes. scanned car, vehicle has no codes. during warm up all scan data o.k. ect, switch's from open loop to closed loop, o2's switching rich\lean, map an...

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car Vehicle Data

1999 Chevrolet Monte Carlo Indianapolis 500 Pace Car

VIN 2G1WX12K6X
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / multi port
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Stall
OccursUnder Load, Idle
Misc.Ls
Message Closed w/FIX

car Vehicle Data

1999 Chevrolet Monte Carlo Indianapolis 500 Pace Car

VIN 2G1WX12K6X
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / multi port
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Stall
OccursUnder Load, Idle
Misc.Ls