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engine misfire
test drive vehicle, MIL light flashes, engine runs rough. PCM code P0300. Misfire scan tool data, show #2 and #7 misfiring (# 2 is way high, compared to #7 , like a dead miss). Remove #2 and #4 plugs and you can tell #2 is not firing like it should, plug is bl... Login to read more. 
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| Engine | 4.6 L |
| Trans | 4-speed Automatic (Electronic) |
Vehicle Data
2000 Cadillac DeVille 4.6L
| Engine | 4.6 L |
| Trans | 4-speed Automatic (Electronic) |
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