
Vacuum waveform
2006 Hummer H3, Engine/Propulsion Waveform This vehicle has no drivability issues but sets a P0300 after running for about fifteen minutes and shows constant misfire on Cylinder number 2 using Tech2 misfire graphic. The vacuum waveform shows cylinder number 2... Login to read more. ![]()
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Engine | 3.5 L |
Trans | 4-speed Automatic (Electronic) |
Vehicle Data
2006 Hummer H3 3.5L
Engine | 3.5 L |
Trans | 4-speed Automatic (Electronic) |