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1997 Chevrolet K1500 Cheyenne 5.0L High Idle
Posted to GM Driveability on 7/3/2013 22 Replies

This truck will idle fine while sitting still but when moving over 5MPH it idles at 1900 to 2000 rpm even when in N coasting. My Question, is this an IAC problem or a PCM problem.

22 Replies Received (View Replies)

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Message Closed w/Summary

car Vehicle Data

1997 Chevrolet K1500 Cheyenne

VIN 1GCEK19M2V
Engine5.0 L / 8 cyl / GAS
Trans5-speed Standard
DeliveryFuel Injection / Vortec
EmissionsOBD-II Compliant
SymptomsHigh Idle
OccursWhile Moving
Message Closed w/Summary

car Vehicle Data

1997 Chevrolet K1500 Cheyenne

VIN 1GCEK19M2V
Engine5.0 L / 8 cyl / GAS
Trans5-speed Standard
DeliveryFuel Injection / Vortec
EmissionsOBD-II Compliant
SymptomsHigh Idle
OccursWhile Moving