Problems · NHTSA complaints
1999 Cadillac Deville problems
Owners filed 192 complaints about the 1999 Cadillac Deville with NHTSA between Jan 1999 and Jul 2022. The most-cited component is air bags (48).
Complaints
192
Filed with NHTSA
Crashes
17
Reported by owners
Fires
4
Reported by owners
Injuries
25
People reported injured
Deaths
3
Reported to NHTSA
Complaints by component
One complaint can cite several components
- Air bags48
- Engine and engine cooling48
- Electrical system20
- Service brakes, hydraulic16
- Steering13
- Vehicle speed control12
- Suspension9
- Fuel system, gasoline8
- Tires8
- Structure7
- Visibility6
- Power train6
- Engine4
- Service brakes4
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 Oct 30, 2026NHTSA vehicle page
When complaints were filed
Does it get worse with age? Complaints per calendar year filed
12
44
28
21
13
14
11
10
1
5
5
3
6
2
0
5
5
3
1
0
0
2
0
1
View as table
| Model year | Complaints filed per calendar year |
|---|---|
| 1999 | 12 |
| 2000 | 44 |
| 2001 | 28 |
| 2002 | 21 |
| 2003 | 13 |
| 2004 | 14 |
| 2005 | 11 |
| 2006 | 10 |
| 2007 | 1 |
| 2008 | 5 |
| 2009 | 5 |
| 2010 | 3 |
| 2011 | 6 |
| 2012 | 2 |
| 2013 | 0 |
| 2014 | 5 |
| 2015 | 5 |
| 2016 | 3 |
| 2017 | 1 |
| 2018 | 0 |
| 2019 | 0 |
| 2020 | 2 |
| 2021 | 0 |
| 2022 | 1 |
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.
Top problems in owners’ words
Verbatim from NHTSA complaints, newest first
Air bags
48 reports15 crashes1 related recall
“WE WERE LEAVING MY SON'S APARTMENT WHEN WE HIT THE SPEED BUMP AT ABOUT 5 MILES AN HOUR THE AIR BAGS DEPLOYED AND BUSTED OUT OUR WIND SHIELD AND FILLED THE CAR WITH SMOKE. MY FIANC WAS DRIVING THE CAR AND HAD HIS THUMB HURT. SEVERAL OF THE ELECTRICAL THINGS IN THE CAR DO NOT WORK NOW. *TR”
Engine and engine cooling
48 reports3 fires
“MY CAR WAS OVERHEATING. I HAD THE WATER PUMP REPLACED AND THE RADIATOR AND IT CONTINUED TO OVER HEAT. I TOOK IT TO THE DEALERSHIP WHERE THEY TOLD ME THAT I MY CROSS OVER PIPES WERE LEAKING AND I WOULD NEED A NEW ENGINE. I FOUND THIS VERY HARD TO BELIEVE WHEN I HAVE TAKEN SUCH GOOD CARE OF THE MY CARE WITH SCHEDULED OIL CHANGES AND THE WORKS. I LOVE MY CAR AND I DON'T WANT TO GET RID OF IT, PLEASE HELP ME. *TR”
Electrical system
20 reports2 fires
“TL* THE CONTACT OWNS A 1999 CADILLAC DEVILLE. WHILE DRIVING APPROXIMATELY 35 MPH, THE VEHICLE STALLED WITHOUT WARNING. THE VEHICLE RESTARTED; HOWEVER, THE FAILURE RECURRED ON SEVERAL OCCASIONS. THE VEHICLE WAS TAKEN TO THE DEALER, BUT THE FAILURE WAS UNABLE TO BE DETERMINED. THE CONTACT RETRIEVED CODES FROM THE ON BOARD COMPUTER: PASS KEY OPEN/SHORTER PELLET, PASS KEY WRONG AND FUEL SENSOR FEEDBACK SHORTED HIGH. THE VEHICLE WAS NOT REPAIRED. THE CONTACT STATED THAT THE VIN WAS NOT INCLUDED IN NHTSA CAMPAIGN NUMBER: 14V355000 (ELECTRICAL SYSTEM). THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 45,000.”
Service brakes, hydraulic
16 reports1 crash
“MY 1999 CADILLAC DEVILLE HAS HAD TWO ONGOING DEFECTS THAT HAVE NOT BEEN FIXED. THE PROBLEMS BEGAN DURING THE FIRST YEAR WHEN THE CAR WAS UNDER WARRANTY AND AFTER MANY SERVICE VISITS FOR REPAIR HAS NOT BEEN FIXED. TWO WARNING INDICATOR LIGHTS APPEAR, 1.TRACTION ENGAGING LIGHT AND 2.ANTI-LOCK BRAKE LIGHT CONTINUE TO ILLUMINATE. AT THE SAME TIME THERE IS AN INTERMITTENT GROWLING NOISE AND THE BRAKES GRAB AND MAKE THE STEERING DIFFICULT. CADILLAC IS AWARE OF THE DEFECTS AND THE CAR HAS BEEN AT THE CADILLAC DEALER NUMEROUS TIMES TO CORRECT THESE TWO DEFECTS BUT THE PROBLEMS PERSIST. CADILLAC STATE THAT THE CAR DOES NOT MEET THE CRITERIA FOR BUY BACK AND THEREFORE I AM IN POSSESSION OF A CAR THAT POSES TWO SAFETY HAZARDS AND I AM FEARFUL TO DRIVE THE CAR AND IT WOULD BE UNETHICAL TO SELL AN UNSAFE CAR. *JB”
Steering
13 reports
“I OWN 2 1999 CADILLAC DEVILLE'S. ONE IN NY & ONE IN FL. BOTH VEHICLES HAD THE EXACT SAME PROBLEM. THE POWER STEERING PUMP HAD TO BE REPLACED IN BOTH CARS BECAUSE OF A GRINDING AND DIFFICULTY IN STEERING. THIS SEEMS TO BE DUE TO A DEFECT THAT SHOULD HAVE BEEN RECALLED BY GENERAL MOTORS, AND I SHOULD BE REIMBURSED MY COST OF ABOUT $1000. FOR BOTH REPAIRS. *TR”
Vehicle speed control
12 reports1 crash
“TL* THE CONTACT OWNS A 1999 CADILLAC DEVILLE. THE CONTACT STATED THAT WHILE DRIVING AT 20 MPH THE VEHICLE ACCELERATED INDEPENDENTLY. THE CONTACT MENTIONED THAT THE THROTTLE BECAME INOPERABLE. THE VEHICLE WAS TOWED TO AN INDEPENDENT MECHANIC WHO STATED THAT THE THROTTLE BODY BECAME STUCK. THE DEALER WAS NOT NOTIFIED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE WHO DID NOT OFFER ANY ASSISTANCE. THE FAILURE AND THE CURRENT MILEAGE WAS 138,000.”
Data from NHTSA Complaints API (owner reports, unverified) · synced Oct 30, 2026
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.