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Exterior lightingPart report

2006 Cadillac CTS Exterior lighting Problems

Complaints
7about this part
Share
3%of 269 total for the year
Median mileage
50,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 7 complaints about the exterior lighting of the 2006 Cadillac CTS, 3% of the 269 complaints for this model year. Where a mileage was given, the median is 50,000 miles.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“My back center brake light no longer works and since this was pointed out to me earlier this month, I have noticed at least four other CTS cars with the same issue. They range from my year ('06) to at least 2009. And when quoted a price ($600+!) I balked at having it replaced. Anyone else notice this or have this issue?”

NHTSA complaint #10745208, filed 2015-07, 97,000 miles

“Automatic light sensor does not sense daylight for 5 mins and 23 secs at the last timing. In a daylight drive of 12 miles, the car turned night-time lamps on and off 6 times. Dealer says it is working as designed. This has just started to happen the last 12 days. No light settings have been changed since they were set when I purchased the car. I was told by sholz Cadillac repair to wait for the lights to sense the change before driving. However, what do I do when entering and exiting a tunnel? …”

NHTSA complaint #10170063, filed 2006-10, 4,800 miles

“There should be a recall on all Cadillac CTS models 03-07 for faulty tail lights. The long center stop light is neon and moisture burns it out, difficult and expensive to replace, faulty product-some states require this third stop light, dealer wants $700+ to replace with new faulty part. The two regular stop lights are equally difficult to fix when they stop working. No brake lights on this vehicle. To check the fuses is additionally complicated as one or both are under the backseat which requires removal of the seat, including two other fuse situations. …”

NHTSA complaint #10507368, filed 2013-04, 64,000 miles

“The driver-side tail light lens fell off. I don't know where, but it probably fell off while I was driving, and if so, could have caused an accident. Cadillac does not stock this tail light assembly anymore, so I had to order it online, and then have it installed by a local shop. I am uploading photos of 1) repair invoice 2) new tail light box 3) old tail light (missing lens).”

NHTSA complaint #11567591, filed 2024-01

“The contact owns a 2006 Cadillac CTS. The contact stated the third brake light failed a total of three times and would not seal properly. The contact spoke with the manufacturer and dealer and was advised that repairs to the vehicle would be at the owners expense. The vehicle was repaired. The failure mileage was 50,000 and the current mileage was 63,000. The VIN was not available.”

NHTSA complaint #10327131, filed 2010-04, 50,000 miles

Related service bulletins

Exterior lighting: other model years

YearComplaintsShare of year
2018113%
201512%
201443%
201357%
20121015%
201188%
2010710%
200932%
200863%
200752%
200673%
200552%
200473%
20033712%

Other parts of the 2006 Cadillac CTS

Air bags
87 complaints
Brakes
57 complaints
Transmission and drivetrain
45 complaints
Electrical system
43 complaints
Engine
28 complaints
Fuel system
10 complaints
Suspension
10 complaints
Vehicle speed control
10 complaints
Engine cooling
9 complaints
Other or unknown
9 complaints
Visibility (wipers, defrost, mirrors)
7 complaints
Electronic stability control
4 complaints

← All problems reported for the 2006 Cadillac CTS

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology