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Compression waveform analysis
Hi all. I'm a newbie to compression waveforms. This vehicle
has an intermittent misfire only at idle in multiple
cylinders (3,4,5; mostly 4 & 5). I have two running
compression waveforms.
Files Referenced:
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| Engine | 4.2 L |
| Trans | 4-speed Automatic (Electronic) |
| Symptoms | Misfire |
Vehicle Data
2004 GMC Envoy SLE 4.2L Misfire
| Engine | 4.2 L |
| Trans | 4-speed Automatic (Electronic) |
| Symptoms | Misfire |
Video