+18 2002 Cadillac Deville Check Engine Light Flashing References. If you have a flashing check engine light, turn off the engine immediately to. When the check engine light is flashing in deville, it indicates that there is a significant problem with the engine that requires immediate.
Web a check engine light can indicate a broad spectrum of problems with your 2002 cadillac deville. Check coolant message came on level was fine abs light and traction control message are now also on. Said #8 plug was fouled.
