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Help with misfire
2002 Deville comes in with very poor idle. Customer said yesterday it was surging very bad. While driving, the surge was allowing him to maintain 40mph without stepping on the gas. It is not surging now but has very poor idle. Engine is shaking pretty good. Al... Login to read more. ![]()
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| Engine | 4.6 L |
| Trans | 4-speed Automatic (Electronic) |
Vehicle Data
2002 Cadillac DeVille 4.6L
| Engine | 4.6 L |
| Trans | 4-speed Automatic (Electronic) |

11 Replies Received
11 Replies Received