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1999 GMC Sierra 1500 SL 4.8L No Start
Posted to GM Driveability on 12/1/2004 16 Replies

GREETINGS FROM NORTHERN ONTARIO,CANADA, PROBLEM--THIS TRUCK WILL NOT START OUTSIDE IN THE COLD. IT FLOOD (WET PLUGS) EVERY TIME NOW. PUSH IT INSIDE TO WARM UP FOR A FEW HOURS AND IT WILL START WITH A FLIP OF THE KEY, OR AFTER IT HAS BEEN RUNNING. GO BACK OUTSI...

16 Replies Received (View Replies)

  Related Documents & Media  1999 GMC Sierra 1500 SL

 
Message Closed w/FIX

car Vehicle Data

1999 GMC Sierra 1500 SL

VIN 2GTEC19V6X
Engine4.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / CSFI
EmissionsOBD-II Compliant
SymptomsNo Start
OccursCold

Trouble Codes

P0101Mass Airflow Sensor Range/Performance
P0108Manifold Air Pressure Sensor Circuit High Voltage
P0157Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Low Voltage
P0158Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit High Voltage
P0300Multiple Misfire Detected
P0336CKP Sensor 1 Circuit Intermittent Signal
Message Closed w/FIX

car Vehicle Data

1999 GMC Sierra 1500 SL

VIN 2GTEC19V6X
Engine4.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / CSFI
EmissionsOBD-II Compliant
SymptomsNo Start
OccursCold

Trouble Codes

P0101Mass Airflow Sensor Range/Performance
P0108Manifold Air Pressure Sensor Circuit High Voltage
P0157Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Low Voltage
P0158Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit High Voltage
P0300Multiple Misfire Detected
P0336CKP Sensor 1 Circuit Intermittent Signal