The check engine light on a 1999 Cadillac DeVille can be reset by disconnecting the battery for 30 seconds. The light will immediately come back on if the problem still exists.
The check engine light would illuminate.
It is possible to repair the 1992 deville check engine light if it is malfunctioning.
Yea my cadillac light check engine whay
Have vehicle scanned to determine the problem - usually a problem in the emission control system
Trouble code P0741 means:Torque converter clutch circuit performance or stuck on
Hold in the off and warmer buttons on your air conditioning.. and it will throw up error codes on the LCD panel that shows how much gas you have.
The check engine light will come on. And u might see a lower mpg rating
change backup light 2002 cadillac deville
unhook battery for a few minutes that should do it otherwise have an auto prats store turn it off with a code reader or diagonstic tool
Reading the codes requires a scan tool.
You have to reset it with a OBC scanner :-)
To replace the tailight out of a 1998 Cadillac Deville just remove the fuse and place a new one in the light\'s bulb.