This 2001 Cadillac Deville came in with multiple complaints with the rear lighting. I will try to describe as much as possible. With the trunk open the license plate and trunk lights would glow. If the park lights were turned on the two previously mentioned lights would go out. If you click on the picture … Continue reading “2001 Cadillac DeVille, Multiple Rear Lighting Problems”
This 2004 Cadillac CTS came in with the complaint of no stoplights. I decided to start by checking the bulbs. To do this I first had to remove the black plastic nuts that also serve as hooks for the cargo net. After the nuts were removed I pulled the trim panel up that goes across … Continue reading “2004 Cadillac CTS No Stoplights”
This 1989 Cadillac Deville came in with the park / tail lights staying on. This is a fairly common problem on 1980’s and early 1990’s Cadillacs with Twilight Sentinel headlight systems. The Twilight sentinel module is located on the rear of the dash panel behind the headlight switch. The following picture is taken from the … Continue reading “1989 Cadillac Deville Park / Tail Lights Stay On”