2009 Cadillac STS Exterior lighting Problems
- Complaints
- 1about this part
- Share
- 7%of 15 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the exterior lighting of the 2009 Cadillac STS, 7% of the 15 complaints for this model year.
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.
“When driving in rain the smallest amount of water will cause the reduced engine power to engage and it does not go off until the vehicle has sat for a long amount of time. Extremely dangerous. First the ABS light comes on and then you lose power. 3rd row LED taillight out... 400 to fix. Purchased in march of 2018 with 93k miles. Currently at 104k.”
NHTSA complaint #11291164, filed 2019-12Related service bulletins
- 10249011Jan 12, 2024This informational bulletin provides information for dealers/technicians on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage.
- 10246003Oct 16, 2023This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician will…
- 10232136Feb 15, 2023This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines.
- 10200151Jun 21, 2021This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines.
Exterior lighting: other model years
Other parts of the 2009 Cadillac STS
5 complaintsElectronic stability control
4 complaintsBrakes
3 complaintsSteering
3 complaintsEngine
2 complaintsElectrical system
1 complaintsEquipment
1 complaintsOther or unknown
1 complaintsTransmission and drivetrain
1 complaintsVehicle speed control
1 complaintsWheels
1 complaints
← All problems reported for the 2009 Cadillac STS
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