One problem related to check engine light on has been reported for the 1997 Cadillac Seville. The most recently reported issues are listed below.
The contact owns a 1997 Cadillac Seville. The contact stated that the vehicle was driving roughly. The contact stated that the check engine warning light was flickering on and off. The vehicle was taken to an independent mechanic who referred the contact to an authorized dealer. The local dealer was not contacted. The vehicle was not diagnosed nor repaired. The manufacturer was not notified of the failure. The failure mileage was 89,007.