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2004 Cadillac DeVille 4.6L Misfire, MIL Lamp on
Posted to GM Driveability on 5/16/2016 7 Replies

Howdy Y'all, The 04 Deville is kinda nuts. The main problem is bucking and missing at times. The car came from other shop and they had replaced the front coil pack and all spark plugs, the Cam sensor and wiring!!. It sets a code p0641 5v reference high problem...

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  Related Documents & Media  2004 Cadillac DeVille

 
Message Closed w/Summary

car Vehicle Data

2004 Cadillac DeVille

VIN 1G6KD54Y04
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursUnder Load, Intermittently

Trouble Codes

P0108Manifold Air Pressure Sensor Circuit High Voltage
P0641PCM Sensor Reference Voltage 'A' Circuit Malfunction
P1106BARO Pressure Sensor Range/Performance
Message Closed w/Summary

car Vehicle Data

2004 Cadillac DeVille

VIN 1G6KD54Y04
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursUnder Load, Intermittently

Trouble Codes

P0108Manifold Air Pressure Sensor Circuit High Voltage
P0641PCM Sensor Reference Voltage 'A' Circuit Malfunction
P1106BARO Pressure Sensor Range/Performance