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2000 GMC Sierra 1500 SL 5.3L Misfire, MIL Lamp on
Posted to GM Driveability on 2/2/2006 17 Replies

This pickup has random misfire on right bank only-mostly cylinder #6. Swapped #6 coil with #3-same result. Ignition system checks ok. Remove fuel rail & checked for moisture or debris-ok. Fuel pressure & filter are both fine, EGR & IAC check out fine. Problem ...

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car Vehicle Data

2000 GMC Sierra 1500 SL

VIN 1GTEC19T3Y
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursIdle

Trouble Codes

P0175Fuel System Too Lean (Bank 2)
P0300Multiple Misfire Detected
Message Closed

car Vehicle Data

2000 GMC Sierra 1500 SL

VIN 1GTEC19T3Y
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursIdle

Trouble Codes

P0175Fuel System Too Lean (Bank 2)
P0300Multiple Misfire Detected