Cadillac Deville owners have reported 1 problem related to computer failure (under the electrical system category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Cadillac Deville based on all problems reported for the Deville.
Main computer failed while driving causing total loss of power. One pin was bad in the computer that controls the cars fuel, engine, etc. Replaced the defective computer costing over $1,000. Prior to the failure the check engine light came on many times. The computer did not store a code for this problem. This total loss of power is a costly safety issue.
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all problems of the 2004 Cadillac Deville
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