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2001 Chevrolet Impala 3.8L Poor Idle Quality, Stall
Posted to GM Driveability on 7/7/2004 6 Replies

Hi group this is an police car, and the problem occurs only on cold start. The engne run great for about 1 minute and after the idle become unstable and the engine stall. At the initial start the two o2 sensor read up to 1000 mv,but the fuel pressure regulator...

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car Vehicle Data

2001 Chevrolet Impala

VIN 2G1WF55K61
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Stall
OccursCold
Message Closed w/FIX

car Vehicle Data

2001 Chevrolet Impala

VIN 2G1WF55K61
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Stall
OccursCold