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1991 Cadillac DeVille 4.9L Poor Idle Quality, Hesitation, Surge
Since the day one, I have had the problem of extremely rough idle, hesitation, and a slight surge when accelerating slightly more than idle. I have had it in to Cadillac numerous times, but to no avail. PROM No. 417 is presently installed. No. 4 fuel injector ...
FIX posted 4/18/1998
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| VIN | 1G6CD53B5M |
| Engine | 4.9 L / 8 cyl |
| Emissions | US Fed emissions |
| Symptoms | Poor Idle Quality, Hesitation, Surge |
| Occurs | Always, Hot, Idle |
| Misc. | 4Dr. Sedan |
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Vehicle Data
1991 Cadillac DeVille
| VIN | 1G6CD53B5M |
| Engine | 4.9 L / 8 cyl |
| Emissions | US Fed emissions |
| Symptoms | Poor Idle Quality, Hesitation, Surge |
| Occurs | Always, Hot, Idle |
| Misc. | 4Dr. Sedan |
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