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2004 Pontiac Bonneville SLE, Ignition Waveform
Vehicle came in with P0300 misfire missing on cylinders 1 and 4. 4/1 coil had no spark, swapped with coil above it and still no spark in the original spot. Scoped ICM (ignition control module) switching signal and observed modules failure to bring circuit comp...
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| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed AutomaticTransaxle (Electronic) |
| Delivery | Fuel Injection |
| Subsystem | Ignition |
| Component | Other |
| Condition | Known Bad |
Vehicle Data
2004 Pontiac Bonneville SLE 3.8L
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed AutomaticTransaxle (Electronic) |
| Delivery | Fuel Injection |
| Subsystem | Ignition |
| Component | Other |
| Condition | Known Bad |
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