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2000 Chevrolet Express 3500 7.4L Misfire, MIL Lamp on
Posted to GM Driveability on 6/7/2011 11 Replies

Customer came in with this class C motorhome 7.4 engine with a check engine light on. check codes code p0300 random cyl. misfire found #1 cylinder showing misfires and #8 showing some misfire counts but not as much. Scoped tested vehicle found that plug wires ...

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  Related Documents & Media  2000 Chevrolet Express 3500

 
Message Closed w/FIX

car Vehicle Data

2000 Chevrolet Express 3500

VIN 1GBJG31J9Y
Engine7.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursCold, Hot, Idle

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

2000 Chevrolet Express 3500

VIN 1GBJG31J9Y
Engine7.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursCold, Hot, Idle

Trouble Codes

P0300Multiple Misfire Detected