1998 Cadillac DeVille Concours 4.6L Poor Idle Quality, Surge, MIL Lamp on
i ran test for icm wiring all passed replaced icm no change in code surges...car surges at idle and intermittent code for pcm memory code any help would be great
FIX posted 9/1/2011
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Message Closed w/FIX
Vehicle Data1998 Cadillac DeVille Concours
Trouble Codes
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Message Closed w/FIX
Vehicle Data
1998 Cadillac DeVille Concours
VIN | 1G6KF5491W |
Engine | 4.6 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / sefi |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Surge, MIL Lamp On |
Occurs | Always |
Trouble Codes
P1376 | IC Module Ignition Ground Circuit Malfunction |