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2000 Chevrolet Express 2500 5.7L Poor Idle Quality, Misfire, MIL Lamp on
Posted to GM Driveability on 9/29/2006 10 Replies

Engine continues to misfire and set the P0300 DTC. Cylinder four misses the most then cylinder eight then cylinder two and then cylinder six. Misfires are only on bank two. Check for vacuum leaks and repaired a 7/32 line on bank one at PCV valve. No other vacu...

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  Related Documents & Media  2000 Chevrolet Express 2500

 
Message Closed w/FIX

car Vehicle Data

2000 Chevrolet Express 2500

VIN 1GCFG25R2Y
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursHot, Intermittently
Misc.5761Gxbg

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

2000 Chevrolet Express 2500

VIN 1GCFG25R2Y
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursHot, Intermittently
Misc.5761Gxbg

Trouble Codes

P0300Multiple Misfire Detected