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1987 Buick LeSabre, Ignition - Secondary Waveform
The long spark time for the #3 plug was caused by the #6 coil tower not firing. Since there was no voltage being used from the #6 coil tower, there was extra voltage left over to maintain a longer spark line.
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| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed AutomaticTransaxle |
| Delivery | Fuel Injection |
| Subsystem | Ignition |
| Component | |
| Condition | Known Bad |
Vehicle Data
1987 Buick LeSabre Limited 3.8L
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed AutomaticTransaxle |
| Delivery | Fuel Injection |
| Subsystem | Ignition |
| Component | |
| Condition | Known Bad |
Video