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International Automotive Technicians Network
2004 Chevrolet Silverado 3500 6.6L Poor Idle Quality
Posted to GM Driveability on 3/23/2015 5 Replies

Vehicle intermittently has very rough, unstable idle at stops when warm UNTIL increase throttle position by 1% (as monitored on scan tool). No increase in load or engine rpm, just barely touch the throttle pedal & issue clears up. No codes present. Has been el...

5 Replies Received (View Replies)

  Related Documents & Media  2004 Chevrolet Silverado 3500

 
Message Closed w/Summary

car Vehicle Data

2004 Chevrolet Silverado 3500

VIN 1GCJK39274
Engine6.6 L / 8 cyl / DIESEL
Trans5-speed Standard
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursHot, Idle
Message Closed w/Summary

car Vehicle Data

2004 Chevrolet Silverado 3500

VIN 1GCJK39274
Engine6.6 L / 8 cyl / DIESEL
Trans5-speed Standard
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursHot, Idle