
2003 Hummer H2 6.0L Poor Idle Quality, Misfire, MIL Lamp on
well guys i need help with another head scratcher! this vehicle has multiple mis-fires on all the cylinders on the left bank. but only under load. at idle it only has mis-fire on cylinder #1. i've tried plugs and wires, i've switched coils and injectors, teste...
FIX posted 4/16/2007
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VIN | 5GRGN23U23 |
Engine | 6.0 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
Occurs | Always, Under Load, Idle |
Misc. | Super Charged |
Trouble Codes
P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
2003 Hummer H2
VIN | 5GRGN23U23 |
Engine | 6.0 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
Occurs | Always, Under Load, Idle |
Misc. | Super Charged |
Trouble Codes
P0300 | Multiple Misfire Detected |