
2004 Cadillac DeVille 4.6L MIL Lamp on
Okay Caddy masters, this deville is driving me crazy. The code is P0455, and before the check engine light comes on it will read "check gas cap", and this fault returns within 10 miles of clearing it. So far I have of course replaced the cap, I have also repla...
FIX posted 5/19/2010
![]()
iATN Members:
Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle (View Replies)25 Replies Received(Hide Replies)25 Replies Received
|
Message Closed w/FIX
|
VIN | 1G5TR4EDF4 |
Engine | 4.6 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0455 | EVAP System Very Large Leak Detected |
Message Closed w/FIX
Vehicle Data
2004 Cadillac DeVille
VIN | 1G5TR4EDF4 |
Engine | 4.6 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0455 | EVAP System Very Large Leak Detected |