There are 5 owner-reported lighting complaints for the 2008 Cadillac CTSin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
The contact owns a 2008 Cadillac CTS. The contact stated that water leaks into the vehicle from the sunroof causing mold to develop inside the vehicle which caused a respiratory illness to the owner. Also while driving approximately 20 mph the front headlights suddenly shut off causing a visibility problem to the driver who lost control of the vehicle to crashed into a curb. During the crash the driver sustained a neck injury. No medical attention was required. No police report was filed. The cause of the failure was not determined. The manufacturer and local dealer was not notified of the failures. The failure mileage was 123,000.
DURING THE DAY MY RIGHT HEADLIGHT DOES NOT COME ON. THERE WAS A RECALL ON THIS BUT I WAS TOLD MY VIN# WAS NOT INCLUDED IN THE RECALL. I DON'T UNDERSTAND, IF I HAVE THE PROBLEM, WHY WOULD THEY NOT INCLUDE MY VIN# AND REPAIR THE PROBLEM.
WHILE I WAS A PASSENGER RIDING ON A MAJOR INTERSTATE, IN THE RIGHT FRONT PASSENGER SEAT, THE AIR BAG LIGHT (ON/OFF) ON THE DASH/CONSOLE TURNED FROM THE "ON" STATUS TO THE "OFF" STATUS. AFTER STOPPING WE FOLLOWED ONSTAR'S DIRECTIONS TO TURN OFF IGNITION AND RESTART THE VEHICLE AND SIT IN THE PASSENGER SEAT ONCE AGAIN. THE AIR BAG LIGHT STAYED IN THE "OFF" STATUS. WE TURNED THE VEHICLE OFF AND RESTARTED ONCE AGAIN. THIS TIME WHEN I SAT IN THE PASSENGER SEAT THE AIR BAG LIGHT CHANGED TO THE "ON" STATUS. THE FOLLOWING WEEK, MY MOTHER WAS A PASSENGER IN THE FRONT AND THE AIR BAG LIGHT STAYED IN THE "OFF" POSITION. LAST WEEK, ANOTHER PASSENGER WAS IN THE FRONT PASSENGER SEAT AND THE AIR BAG LIGHT REMAINED IN THE "OFF" POSITION. I TOOK IT TO A DEALER WHILE OUT OF TOWN, AND THE MECHANIC SAID THAT THE RIGHT FRONT PASSENGER PRESENCE MODULE HAS A SHORT AND NEEDS TO BE REPLACED. I HAD THE FRONT RIGHT HEADLIGHT ASSEMBLY REPLACED, BUT WAS UNCOMFORTABLE ALLOWING THAT DEALER TO REPLACE THE PASSENGER AIR BAG SENSOR. I AM BRINGING IT TO MY DEALER TO HAVE IT REPLACED UNDER WARRANTY. *JS
LOW BEAM HEADLIGHTS PERIODICALLY WILL NOT LIGHT WHEN IGNITION TURNED ON, OR THEY CAN GO DARK AFTER WORKING CORRECTLY, OR ONLY 1 OR THE OTHER LOW BEAM LIGHT MIGHT GO DARK THEN COME BACK ON, WHILE DRIVING. *TR
LED BRAKELIGHTS ON 2002-CURRENT CADILLAC MODELS ARE TOO BRIGHT AND CAUSE TEMPORARY BLINDNESS AT NIGHT. *TR
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 25, 2026