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2002 GMC Yukon XL 1500 SLE 5.3L Excessive Emissions, Cuts out, Misfire, MIL Lamp on
Posted to GM Driveability on 7/2/2007 8 Replies

REALLY PULLING OUT HAIR OUT ! -- ONLY WHEN COLD THIS VEHICLE MISSFIRES BADLY - NEW PLUGS, WIRES, INJECTION CLEANING, CHECKED O2 SENSORS AND SWAPPED SIDE TO SIDE, CHECKED EXHAUST BACKPRESSURE 2.5 MAX, SWAPPED COILS SIDE TO SIDE AND STFT STAYS AT MINUS 13 AND HC...

8 Replies Received (View Replies)

  Related Documents & Media  2002 GMC Yukon XL 1500 SLE

 
Message Closed w/FIX

car Vehicle Data

2002 GMC Yukon XL 1500 SLE

VIN 3GKFK16Z72
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SPI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Cuts Out, Misfire, MIL Lamp On
OccursCold, Under Load

Trouble Codes

P0300Multiple Misfire Detected
P0336CKP Sensor 1 Circuit Intermittent Signal
Message Closed w/FIX

car Vehicle Data

2002 GMC Yukon XL 1500 SLE

VIN 3GKFK16Z72
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SPI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Cuts Out, Misfire, MIL Lamp On
OccursCold, Under Load

Trouble Codes

P0300Multiple Misfire Detected
P0336CKP Sensor 1 Circuit Intermittent Signal