Problems · NHTSA complaints
1998 Cadillac Eldorado problems
Owners filed 38 complaints about the 1998 Cadillac Eldorado with NHTSA between May 1998 and Aug 2018. The most-cited component is engine and engine cooling (7).
Complaints
38
Filed with NHTSA
Crashes
2
Reported by owners
Fires
0
Reported by owners
Injuries
3
People reported injured
Deaths
0
Reported to NHTSA
Complaints by component
One complaint can cite several components
- Engine and engine cooling7
- Fuel system, gasoline6
- Service brakes, hydraulic4
- Suspension4
- Wheels3
- Electrical system3
- Equipment3
- Steering2
- Engine1
- Fuel/propulsion system1
- Power train1
- Seat belts1
- Tires1
- Visibility1
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 10, 2026NHTSA vehicle page
When complaints were filed
Does it get worse with age? Complaints per calendar year filed
3
10
3
4
2
8
2
0
0
1
1
1
0
1
0
0
0
1
0
0
1
View as table
| Model year | Complaints filed per calendar year |
|---|---|
| 1998 | 3 |
| 1999 | 10 |
| 2000 | 3 |
| 2001 | 4 |
| 2002 | 2 |
| 2003 | 8 |
| 2004 | 2 |
| 2005 | 0 |
| 2006 | 0 |
| 2007 | 1 |
| 2008 | 1 |
| 2009 | 1 |
| 2010 | 0 |
| 2011 | 1 |
| 2012 | 0 |
| 2013 | 0 |
| 2014 | 0 |
| 2015 | 1 |
| 2016 | 0 |
| 2017 | 0 |
| 2018 | 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
Engine and engine cooling
7 reports1 crash
“STARTING WITH DIC MESSAGE OF "LOW COOLANT", I HAVE EXPERIENCED AN ENGINE OVERHEATING PROBLEM. AFTER THE CADILLAC DEALER IN DURANGO COLORADO WAS UNABLE TO FIND A PROBLEM ( REPLACED HOSES, WATER PUMP), MY MECHANIC (IN ALBUQUERQUE)FOUND A CRACKED HEAD THAT WAS LEAKING COOLANT INTERNALY. FIXED THE HEAD, BUT NOW THE HEAD BOLT HOLES STRIPPED. USED OVERSIZED HELICOILS , BUT BLOCK MATERIAL STILL TO SOFT AND CANNOT TORQUE DOWN THE HEAD BOLTS WITHOUT PULLING HELICOILS. ALUMINUM METAL GOT TO SOFT AND HAVE TO REPLACE THE ENGINE. THIS ENGIN ONLY HAS 82K+ MILES AND SHOULD NOT BE DOING THIS. ALUMINIUM FOR BLOCK/HEAD MATERIA IS STUPIDITY. WEIGHT SAVINGS CANNOT BE THAT MUCH TO HAVE SHORTER LIFE OF AN ENGINE.L *AK”
Fuel system, gasoline
6 reports
“TL* THE CONTACT OWNS A 1998 CADILLAC ELDORADO. WHEN THE CONTACT TOOK THE VEHICLE TO AN INDEPENDENT MECHANIC FOR ROUTINE MAINTENANCE, THE TECHNICIAN STATED THAT THE PLASTIC FUEL RAIL WAS LEAKING. THE FAILURE OCCURRED WITHOUT WARNING. THE DEALER WAS NOT CONTACTED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND OPENED CASE NUMBER: 8-450-4863293. THE MANUFACTURER REFERRED THE CONTACT TO NHTSA TO FILE A COMPLAINT. THE FAILURE MILEAGE WAS APPROXIMATELY 110,000.”
Service brakes, hydraulic
4 reports
“WHILE APPLYING THE BRAKES SUDDENLY IN HEAVY TRAFFIC ON I-95 THE BRAKES FAILED. THE BRAKE PEDAL WENT COMPLETLY TO THE FLOOR AND PROVIDED NO BRAKING CAPABILITY. BRAKE FLUID WAS RELEASED INTO THE ENGINE COMPARTMENT AND SMOKE WAS RELEASED. THE EMERGENCY BRAKE WAS USED TO GET THE CAR TO THE NEAREST DEALERSHIP. BOTH BRAKE LINES HAD REPTURED (FRONT AND REAR). PARTS WERE $130 AND LABOR WAS $497. CADILLAC CUSTOMER SERVICE REFUSED TO REIMBURSE ME FOR ANY OF THE COSTS FOR THE REPAIRS BECAUSE OF THE OUT OR WARRANTY PERIOD. *AK”
Suspension
4 reports
“WHILE DRIVING THE BRAKES ACTIVATED ALTHOUGH THE DRIVER DID NOT PRESS THE BRAKE PEDAL. THE VEHICLE WAS REPAIRED AND THE PROBLEM HAS NOT RETURNED. THE CONSUMER REQUESTED REIMBURSEMENT BUT WAS DENIED BECAUSE THE VEHICLE WAS OUT OF WARRANTY. THE TRACTION CONTROL SENSOR WAS REWIRED. THERE WAS A RATTLE IN THE REAR OF THE VEHICLE WHILE DRIVING OVER BUMPS. THE DEALER REPLACED THE FRONT STABILIZER LINKS. THE DEALER ALSO REPLACED THE EBTCM. *NLM *SCC *NLM”
Wheels
3 reports
“TWO TIRES CONTINUE TO LOSE AIR. I FINALLY WENT TO REPLACE THE TIRES AND THE SERVICE CENTER SAID THAT THE RIM WAS LEAKING AND HAD TO BE REPLACED. THAT THERE WAS A HOLE IN THE RIM FROM OXIDATION. THE CHROME WAS PEELING OFF OF 2 OF THE RIMS. *TR”
Electrical system
3 reports
“THE HEADLAMPS QUIT WORKING. IT HAS BEEN IN SERVICE DEPARTMENT 3 TIMES WITHIN A YEAR. THEY KEEP REPLACING RELAYS BUT IT CONTINUES TO HAPPEN. I AM AFRAID TO DRIVE VERY FAR AT NIGHT BECAUSE OF NO HEADLAMPS. *NLM”
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 10, 2026
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.