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2003 Cadillac DeVille 4.6L MIL Lamp on, Check Gas Cap Messag
Posted to GM Driveability on 1/26/2006 11 Replies

This is the third time the car is present in our shop with this code and the "check gas cap" message. We smoked the evap system twice and never found a leak.

11 Replies Received (View Replies)

  Related Documents & Media  2003 Cadillac DeVille

 
Message Closed w/FIX

car Vehicle Data

2003 Cadillac DeVille

VIN 1G6KD54Y43
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp on, Check Gas Cap Messag
OccursNot Applicable

Trouble Codes

P0440EVAP System Leak Detected
Message Closed w/FIX

car Vehicle Data

2003 Cadillac DeVille

VIN 1G6KD54Y43
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp on, Check Gas Cap Messag
OccursNot Applicable

Trouble Codes

P0440EVAP System Leak Detected