Problems · NHTSA complaints

2006 Cadillac CTS problems

Owners filed 272 complaints about the 2006 Cadillac CTS with NHTSA between Feb 2006 and Jun 2026. The most-cited component is air bags (87).

Complaints
272
Filed with NHTSA
Crashes
23
Reported by owners
Fires
2
Reported by owners
Injuries
13
People reported injured
Deaths
1
Reported to NHTSA
01 —By component

Complaints by component

One complaint can cite several components
  1. Air bags87
  2. Power train45
  3. Electrical system43
  4. Service brakes42
  5. Engine28
  6. Service brakes, hydraulic14
  7. Suspension11
  8. Vehicle speed control10
  9. Engine and engine cooling9
  10. Exterior lighting7
  11. Fuel/propulsion system7
  12. Visibility4
  13. Steering4
  14. Structure4

Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.

Data from NHTSA Complaints API · synced Nov 9, 2026NHTSA vehicle page
02 —Trend

When complaints were filed

Does it get worse with age? Complaints per calendar year filed
View as table
Model yearComplaints filed per calendar year
200613
20077
200818
20097
201023
201127
201214
201316
201452
201531
201615
201712
201810
201910
20204
20212
20223
20231
20244
20251
20262

Mileage at failure isn’t a structured field in NHTSA complaint data, so we don’t chart it. Some owners mention it in their reports below.

03 —Owner reports

Top problems in owners’ words

Verbatim from NHTSA complaints, newest first

Air bags

87 reports12 crashes1 related recall
“Well I am uncertain but we have two 2006 Cadillac cts and both have had multiple transmissions replaced. Multiple differential problems and air bag and wireing problems”
Owner complaint to NHTSAFiled Mar 22, 2024Suspension, Electrical system, Air bagsODI 11578995

Power train

45 reports2 crashes1 related recall
“Engine burns 1quart of oil, 100 miles. Brakes went to floor, brake lines had holes at 69,000 miles. Driver rear axel leaks. 2006 Cadillac CTS is a lemon!! Money Pit !!!”
Owner complaint to NHTSAFiled Jun 1, 2026Power train, Service brakes, EngineODI 11741412

Electrical system

43 reports1 crash2 fires1 related recall
“The contact owns a 2006 Cadillac CTS. The contact stated when the vehicle was started with the key in the ignition, it was difficult to shift from park(P) to reverse(R). The contact stated that once she was able to reverse the vehicle onto the roadway, it was difficult to shift the vehicle into drive(D). The contact turned off and restarted the vehicle and was able to shift into drive(D). The contact stated that while driving at approximately 30 MPH, several unknown warning lights illuminated on the instrument panel. The contact pulled over and turned the vehicle off. While attempting to start the vehicle, it was difficult turning the ignition key. The contact stated that she was unable to remove the key from the ignition. The contact stated that she was only able to jiggle the key enough to turn the vehicle off. The contact called a local dealer and explained the failure. The contact advised the dealer that she had a recall letter from the manufacturer for NHTSA Campaign Number: 14V394000 (Electrical System). The dealer advised the contact that the key that was stuck in the ignition was not part of the recall. The vehicle was not repaired. The manufacturer was…”
Owner complaint to NHTSAFiled Apr 19, 2024Electrical systemODI 11584032

Service brakes

42 reports5 crashes
“WHEN THE CAR IS IN MOTION, TURNING SLIGHTLY OR SHARPLY INTO A PARKING SPOT, APPROACHING A STOP SIGN OR RED LIGHT TO MAKE A LEFT OR RIGHT TURN AT LOW SPEEDS, THE BRAKE PEDAL BEGINS TO LOCK UP WHEN PRESSING ON IT TO STOP. UPON LOOKING INTO THIS PROBLEM, MORE OTHER PEOPLE HAVE REPLACED THE HUB AND EBCM SEVERAL TIMES AND THE ISSUE WAS STILL RECURRING. UNFORTUNATELY, THE FAULT OR PROBLEM THAT CREATED THIS UNSAFE CONDITION IS STILL UNKNOWN BY GM.”
Owner complaint to NHTSAFiled Sep 19, 2019Service brakesODI 11256585

Engine

28 reports1 crash
“The contact owns a 2006 Cadillac CTS. The contact stated that while driving with the cruise control set to 75 MPH, the vehicle was shuddering, and the engine was misfiring. The vehicle was taken to an independent mechanic who determined that the computer was not communicating with the vehicle. The vehicle was taken to the local dealer where it was diagnosed and determined that the computer had malfunctioned. The vehicle was not repaired. The manufacturer was called but the phone disconnected. The failure mileage was approximately 181,475.”
Owner complaint to NHTSAFiled May 28, 2025EngineODI 11663449

Service brakes, hydraulic

14 reports3 crashes1 related recall
“2006 CADILLAC CTS. CONSUMER WRITES IN REGARDS TO VEHICLE BRAKE PEDAL ISSUES. *SMD THE CONSUMER STATED WHEN SHE APPLIED THE BRAKE TO SLOW DOWN, TO MAKE A TURN, A NOISE WAS IMMEDIATELY HEARD. ONCE SHE STOPPED, A BURNING SMELL WAS PRESENT AND THE BRAKES DID NOT HAVE THE SAME FEEL AS THE PEDAL FELT LOOSE AND VERY CLOSE TO THE FLOOR. SHE MANAGED TO MAKE IT TO HER DESTINATION. ONCE SHE PARKED, THE BURNING SMELL WAS VERY NOTICEABLE AND THE RIM ON THE LEFT FRONT TIRE WAS VERY HOT. THE NEXT DAY, SHE HAD THE VEHICLE TOWED TO A LOCAL DEALER. A FEW DAYS LATER, THEY INFORMED THE CONSUMER, THE CALIPER HAD LOCKED UP ON THE DRIER'S FRONT WHEEL AND THE BRAKE HOSES NEEDED TO BE REPLACED, ALL AT A COST OF $ 1500.00. THE DEALER STATED THERE WERE NO RECALLS ON THE VEHICLE. HOWEVER, WHEN THE CONSUMER RETURNED HOME SHE DISCOVERED HER VEHICLE WAS RECALL IN 2010. *JB”
Owner complaint to NHTSAFiled Sep 8, 2014Service brakes, hydraulicODI 10630805
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 9, 2026

Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.