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1991 Pontiac Bonneville SSE 3.8L Hard Starting
This vehicle takes approx 20-30 minutes to start when cold. It cranks good but wont kick over. With scan tool connected and cranking the injector pulse width goes from 20ms to 50 or 60ms. When you floor the accelerator pedal it goes into clear flood mode a...
FIX posted 3/9/1999
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| VIN | 1G2HY54C5M |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / EFI |
| Emissions | Ca Emissions |
| Symptoms | Hard Starting |
| Occurs | Cold |
| Misc. | Sse Model |
Trouble Codes
| 63 | Small orifice EGR/solenoid failure |
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Vehicle Data
1991 Pontiac Bonneville SSE
| VIN | 1G2HY54C5M |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / EFI |
| Emissions | Ca Emissions |
| Symptoms | Hard Starting |
| Occurs | Cold |
| Misc. | Sse Model |
Trouble Codes
| 63 | Small orifice EGR/solenoid failure |
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