Problems · NHTSA complaints

2003 Cadillac Seville problems

Owners filed 27 complaints about the 2003 Cadillac Seville with NHTSA between Mar 2003 and Sep 2021. The most-cited component is engine and engine cooling (5).

Complaints
27
Filed with NHTSA
Crashes
1
Reported by owners
Fires
0
Reported by owners
Injuries
0
People reported injured
Deaths
0
Reported to NHTSA
01 —By component

Complaints by component

One complaint can cite several components
  1. Engine and engine cooling5
  2. Suspension4
  3. Structure3
  4. Steering3
  5. Electrical system3
  6. Exterior lighting3
  7. Power train2
  8. Fuel/propulsion system2
  9. Service brakes, hydraulic2
  10. Electronic stability control (esc)1
  11. Service brakes1
  12. Electronic stability control1
  13. Seats1
  14. Vehicle speed control1

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
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
20034
20042
20052
20063
20075
20081
20090
20101
20110
20123
20130
20143
20150
20161
20170
20181
20190
20200
20211

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

Engine and engine cooling

5 reports
“DT*: THE CONTACT STATED WHILE DRIVING THE VEHICLE AT VARIOUS SPEEDS BETWEEN 5 TO 50 MPH THE ENGINE STALLED WITHOUT WARNING, THIS INCIDENT OCCURRED FOUR TIMES. THE VEHICLE HAS NOT BEEN TO THE DEALERSHIP TO BE INSPECTED. THE MANUFACTURER HAS NOT BEEN ALERTED. THE DEALER CORRECTED THE PROBLEM BY REPLACING THE BATTERY AND CRANKSHAFT SENSOR. UPDATED 02/21/06. *JB”
Owner complaint to NHTSAFiled Feb 1, 2006Engine and engine cooling, Electrical systemODI 10149199

Suspension

4 reports1 crash
“2003 CADILLAC SEVILLE SLS. CONSUMER WRITES IN REGARDS TO RUSTED STABILIZER BAR BOLTS. *SMD THE CONSUMER STATED THE VEHICLE MADE A KNOCKING NOISE, WHEN HE MADE A LEFT OR RIGHT TURN. IT WAS DISCOVERED THAT ONE OF THE BOLTS HAD BROKE IN HALF. *JB”
Owner complaint to NHTSAFiled Nov 19, 2012SuspensionODI 10485502

Structure

3 reports
“I DRIVING ON I-20 WEST GOING APPROXIMATELY 70 MPH WHEN RIGHT REAR TIRE BLEW. I STOPPED IN EMERGENCY LANE AND MY CAR WOULDN'T STAY CRANKED. THERE WERE 7 WIRES THAT WERE CUT IN HALF. I COULDN'T CRANK CAR BECAUSE THE WIRES WENT TO FUEL SYSTEM AND HAD TO HAVE CAR TOWED AND SOMEONE TRAVEL 3 HRS ONE WAY TO PICK ME UP.”
Owner complaint to NHTSAFiled Apr 7, 2018Structure, Fuel/propulsion systemODI 11083751

Steering

3 reports
“THIS CAR HAS THE SAME OR SIMILAR ELECTRIC POWER STEERING PUMP THAT GM IS NOW RECALLING FOR OTHER MODELS. THE POWER PUMP WILL JUST STOP WORKING AND THEN IT WILL START WORKING AGAIN. IT USUALLY STOPS WORKING AT LOW SPEEDS MAKING IT EXTREMELY DIFFICULT TO TURN. IN LOOKING ON-LINE I NOTICE THERE ARE A LARGE NUMBER OF POSTING ABOUT THE SAME AND / OR SIMILAR PROBLEMS CONCERNING THIS ITEM. *TR”
Owner complaint to NHTSAFiled Jun 25, 2014SteeringODI 10605932

Electrical system

3 reports
“VEHICLE WAS IDLING IN DRIVEWAY DURING STRONG ELECTRICAL STORM. LIGHTNING APPEARED TO HIT A TREE NEARBY. SIMULTANEOUSLY, SEVERAL DASH WARNING LIGHTS CAME ON AND STAYED ON, INCLUDING ANTI-LOCK BRAKE, TRACTION AND STABILITY CONTROL WARNINGS. CALL WAS MADE TO INSURANCE COMPANY AND VEHICLE TOWED TO CADILLAC DEALERSHIP. SERVICE DEPARTMENT SAID CAUSE OF THE WARNING LIGHT WAS A BOLT NEAR WIRE TO ANTI-LOCK BRAKE POWER CONTROL MODULE HAD WORN INSULATION OFF, CAUSING FAILURE OF POWER CONTROL MODULE.IF INDEED LIGHTNING/POWER SURGE DID NOT CAUSE THIS PROBLEM, IMPROPERLY LOCATED BOLT OR DESIGN WOULD SEEM TO BE DEFECTIVE. *TR”
Owner complaint to NHTSAFiled Sep 5, 2012Electrical system, Electronic stability control (esc), Service brakesODI 10473982

Exterior lighting

3 reports
“MY CONCERN IS PLASTIC HEADLIGHT LENSES. THE PLASTIC LENSES DETERIORATE TO THE POINT THAT THEY CLOUD OVER AND BECOME YELLOW, DRASTICALLY REDUCING THERE EFFECTIVENESS IN LIGHTING THE ROADWAY AT NIGHT OR DURING INCLEMENT WEATHER. HOW DID THE AUTO MAKERS CONVINCE THE NHTSA THAT PLASTIC LENSES WERE SAFE ? WHEN DID IT BECOME THE VEHICLE OWNERS RESPONSIBILITY TO HAVE TO BUY EXPENSIVE KITS, WHOSE EFFECTIVENESS IS DUBIOUS AT BEST, TO TRY AND KEEP THEIR HEADLIGHTS BRIGHT ENOUGH TO BE SAFE ? THE ONLY OTHER ALTERNATIVE IS TO BUY REPLACEMENT LENSES AND FOR THOSE WITHOUT THE MECHANICAL ABILITY, ALSO HAVE TO PAY TO HAVE THEM INSTALLED, ONLY TO FACE THE SAME PROBLEM WHEN THE NEW ONES BECOME UNUSABLE. I UNDERSTAND THAT THE AUTO MAKERS SAVE WEIGHT AND MONEY BY NOT USING GLASS BUT IT IS MY FIRM BELIEF THAT IT THE AUTO MAKERS RESPONSIBILITY TO DELIVER A SAFE VEHICLE TO THE DRIVING PUBLIC AND THAT USING PLASTIC ON HEADLIGHT LENSES IS IRRESPONSIBLE AND DANGEROUS. THIS COMPLAINT ADDRESSES ALL AUTO MANUFACTURERS. I SINCERELY HOPE THAT THE NHTSA IS THE RIGHT AGENCY TO ADDRESS THIS PROBLEM AND THAT I MIGHT HERE BACK FROM YOU REGARDING ANY RESOLUTION THAT MIGHT BE FORTHCOMING. *TR”
Owner complaint to NHTSAFiled Feb 25, 2012Exterior lightingODI 10449318
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.