
2003 Hummer H2 6.0L Misfire
this hummer look simple 6.0L, but i can figure out, i have miss fire only on bank 2, 2,4,6,8, have miss count, we been try put new spark plug, intake manifold gasket, it won't help, the injector test our good, have good blink , and good spark every cylinder, c...
FIX posted 1/11/2008
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VIN | 5GRGN23U83 |
Engine | 6.0 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Always |
Misc. | Run Poorly |
Trouble Codes
P0101 | Mass Airflow Sensor Range/Performance |
P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
2003 Hummer H2
VIN | 5GRGN23U83 |
Engine | 6.0 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Always |
Misc. | Run Poorly |
Trouble Codes
P0101 | Mass Airflow Sensor Range/Performance |
P0300 | Multiple Misfire Detected |