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1999 Cadillac DeVille d'Elegance 4.6L MIL Lamp on
Hey guys, I need help with this one. This vehicle keeps coming back about every two months with code P0300. History codes tell me random cylinders are misfiring, different ones each time, and also long term fuel trim was at +30 bank one and +15 bank two when c...
FIX posted 1/27/2004
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Message Closed w/FIX
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7 Replies Received
7 Replies Received
Related Documents & Media | VIN | 1G6KE54Y9X |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Intermittently |
| Misc. | D'elegance |
Trouble Codes
| P0300 | Multiple Misfire Detected |
| P0603 | PCM Internal Module Keep Alive Memory Error |
Message Closed w/FIX
Vehicle Data
1999 Cadillac DeVille d'Elegance
| VIN | 1G6KE54Y9X |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Intermittently |
| Misc. | D'elegance |
Trouble Codes
| P0300 | Multiple Misfire Detected |
| P0603 | PCM Internal Module Keep Alive Memory Error |
Video