One problem related to check engine light on has been reported for the 1997 Dodge Avenger. The most recently reported issues are listed below.
Recuring problems with brake vibration and fast wear, also with suspension repair, was twice quoted for a full replacement of front suspension. Have not done this yet. Major problems with engine electical and check engine light. Have replaced wires and plugs 2-3 time per year. Replaced engine coil once to fix problem with spark plugs arching and burning up. Problem was solved temporarily. Problem is back 3 months later. Chugging and sputtering.