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2003 Chevrolet Impala LS 3.8L Hesitation, Surge, Cuts out, Misfire
Posted to GM Driveability on 10/30/2009 8 Replies

Original complaint was Mil flashing. Only p0300 stored. Missfire counter shows all cyls with some missfire, but most on cyl 3. Engine will not rev past 3800 to 4000 rpm. It acts like the rev limiter is cutting in. Starts out ok, but as rpms increase the power ...

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Message Closed w/FIX

car Vehicle Data

2003 Chevrolet Impala LS

VIN 2G1WH52K83
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsHesitation, Surge, Cuts Out, Misfire
OccursAlways, Hot, Under Load, on Accel
Message Closed w/FIX

car Vehicle Data

2003 Chevrolet Impala LS

VIN 2G1WH52K83
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsHesitation, Surge, Cuts Out, Misfire
OccursAlways, Hot, Under Load, on Accel