
2003 GMC Safari 4.3L Misfire
This van has been in and out of the dealership a few times and never been [...] driving up hill usually,under load, just before it shifts into overdrive, it will miss for a couple of seconds then go away. It will set the check engine light on and sometimes mak...
FIX posted 11/1/2011
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Message Closed
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VIN | 1GKEL19X43 |
Engine | 4.3 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Under Load, Intermittently |
Trouble Codes
P0101 | Mass Airflow Sensor Range/Performance |
P0300 | Multiple Misfire Detected |
Message Closed
Vehicle Data
2003 GMC Safari
VIN | 1GKEL19X43 |
Engine | 4.3 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Under Load, Intermittently |
Trouble Codes
P0101 | Mass Airflow Sensor Range/Performance |
P0300 | Multiple Misfire Detected |