Having problems with your 2003 Cadillac Deville ?

How do you reset anti theft in 2003 cadallic deville

\015 Went to start car nothing got a jump twice the battery was checked and it was good lights and radio comes on the security light ios on with or without key when u put the key in it comes on when i brought the key i got only a valet key with no chip i have tryed to disconnect the battery, put the key in for 10 minutes and lock and unlock the door with the key\015 Posted / edited by AnonymousUser on : 18-10-2021

Answers :

Unfortunately sounds as though you have a non transponder key. Or it needs to be relearned . With out the tech 2 , you have to do a manual relearn. takes about 30 min
Repair Help & Product Troubleshooting for 2003 Cadillac Deville

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