1999 Cadillac Seville STS
1G6KY5490XU900765
Vehicle history report for the 1999 Cadillac Seville STS (VIN 1G6KY5490XU900765). White. 154,058 mi reported. Registered in Va. Unlock full title, salvage, lien & accident history.
At a glance
Vehicle identity & specifications
What's a 1999 Cadillac Seville worth?
What comparable 1999 Cadillac Seville vehicles are listed for — a quick gut-check before you negotiate.
Is the seller's price fair? Get this exact VIN's current market value — retail, trade-in & loan value — in the full report.
See this car's exact value →MPG & running costs
Official U.S. EPA fuel-economy estimates for the 1999 Cadillac Seville.
Source: U.S. EPA / DOE fueleconomy.gov. EPA estimates for this year/make/model; actual mileage varies by trim and driving conditions.
Full vehicle history report
What a full report checks for VIN 1G6KY5490XU900765
A full report searches national title databases (NMVTIS) and licensed history providers for this VIN and shows whatever records are on file — not every vehicle has every record type. The decode, safety recalls and owner complaints above are always free.
Safety recalls 1
ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR
VEHICLE DESCRIPTION: PASSENGER VEHICLES. AN ELECTRICAL SHORT CAN DEVELOP IN THE GENERATOR, EVEN WHEN THE ENGINE IS OFF.
Remedy: DEALERS WILL REPLACE THE GENERATOR.
NHTSA Campaign #99V070000 · 12/04/1999We'll email you the moment a new safety recall is issued — no spam, unsubscribe any time.
Common problems & what to inspect
Based on 75 owner complaints filed with NHTSA for the 1999 Cadillac Seville, here are the most-reported problem areas — and exactly what to check before you buy.
💥 1 involved a crash 🔥 2 involved a fire 🚑 1 reported injury
🔍 Test every electrical feature: windows, locks, infotainment, charging and all lights. Watch for flickering, dead accessories or warning lights.
🔍 Check coolant level and color, look for leaks, and confirm the engine reaches normal temperature without overheating.
🔍 Listen for knocks or ticking, check for leaks and blue/white exhaust smoke, and make sure it doesn't overheat. No check-engine light should be on.
🔍 Brakes should feel firm and quiet — no grinding, pulsing or pulling. Check for an ABS light and uneven pad/rotor wear.
🔍 Have a trusted mechanic inspect this system as part of a pre-purchase inspection.
🔍 Sniff for fuel odor, check for leaks, hard starts or stalling, and confirm the fuel gauge reads correctly.
Pre-purchase checklist
- Match the VIN on the dash, door jamb and title — they must be identical.
- Cold-start the engine; listen for knocks and check for blue or white exhaust smoke.
- Test-drive through all gears at low and highway speed — no slipping, shudder or pulling.
- Confirm every warning light clears at startup (none should stay on).
- Check fluids — oil, coolant, transmission — for level, color and leaks.
- Look underneath for rust, fresh undercoating or signs of collision repair.
- Always get an independent pre-purchase inspection from a trusted mechanic.
Owner complaints 75
Complaints filed with NHTSA by owners of the 1999 Cadillac Seville.
FUEL/PROPULSION SYSTEM
The hard fuel rail line has begun to leak and no GM dealers carries parts to resolve problem. The 1999 STS Cadillac is in good working condition but because of the leak, it is unsafe to drive.
NHTSA ODI #11468892ENGINE
TL* THE CONTACT OWNS A 1999 CADILLAC SEVILLE. THE CONTACT STATED THAT AFTER THE VEHICLE WAS STARTED, THE TEMPERATURE GAUGE DISPLAYED THAT THE VEHICLE WAS OVERHEATING. THE VEHICLE WAS NOT DIAGNOSED HOWEVER, THE TEMPERATURE GAUGE AND THE WATER PUMP WAS REPLACED BUT THE FAILURE RECURRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS …
NHTSA ODI #10862706ELECTRICAL SYSTEM,ENGINE
TL* THE CONTACT OWNS A 1999 CADILLAC SEVILLE. THE CONTACT STATED THAT THERE WAS OIL LEAKING FROM THE VEHICLE. IN ADDITION, THERE WAS SMOKE AND AN ABNORMAL ODOR. THE EXHAUST MANIFOLD AND THE ENGINE WERE BEING AFFECTED BY THE FAILURE WHICH COULD RESULT IN A FIRE. THE VEHICLE WAS TAKEN TO THE DEALER WHO REPLACED ELEVEN GASKETS WITHIN THE ENGINE, BUT THE FAILURE…
Fire · NHTSA ODI #10786997ELECTRICAL SYSTEM,ENGINE
MY SON ALMOST DIED ON OCTOBER 25, 2013 IN HIS 1999 CADILLAC SEVILLE IN OUR DRIVEWAY WHILE HE WAS RELAXING IN IT WITH HIS DOG. HE HAD FALLEN ASLEEP WAITING FOR HIS MOTHER/MY WIFE AND THE ENGINE CAUGHT FIRE. HE NEEDED TO CLIMB OUT OF WINDOW AND PULL HIS DOG THROUGH THE WINDOW. HE INJURED HIMSELF AND WENT TO HOSPITAL. THE FIRE WAS SO INTENSE THAT THE EN…
Fire · 1 injured · NHTSA ODI #10568647ELECTRICAL SYSTEM
WHEN I DRIVE AT ANY SPEED RANDOMLY THE GAS GAUGE GOES TO EMPTY,WINDOWS DON'T WORK, AC GOES OFF BUT FAN STILL BLOWS, POWER LOCKS DON'T WORK, LIGHTS STAY ON WHEN I STOP AND GET OUT, BUT WHEN I PUT THE KEY BACK IN AND TURN IT TO THE "ON" POSITION AND BACK OFF EVERYTHING WORKS AGAIN MY BATTERY WENT DEAD A FEW TIMES DUE TO THE LIGHTS STAYING ON AND MY GIRLFRIEND …
NHTSA ODI #10461934SERVICE BRAKES, HYDRAULIC
APPLIED BRAKES AND FRONT END DID NOT DIP AS IT SHOULD HAVE; NO GRIPPING AS IT SHOULD HAVE; FELT GRINDING AND SLIPPAGE AS VEHICLE CONTINUED FORWARD WITHOUT LOSING ANY MOMENTUM. THERE WAS SUFFICIENT STOPPING DISTANCE THAT VEHICLE SPEED SHOULD HAVE BEEN REDUCED AND STOPPED. *TR
Crash · NHTSA ODI #10448239ENGINE AND ENGINE COOLING
TL* THE CONTACT OWNS A 1999 CADILLAC SEVILLE STS. THE CONTACT WAS DRIVING 25 MPH WHEN THE VEHICLE BEGAN TO OVERHEAT ABNORMALLY. THE CONTACT TOOK THE VEHICLE TO THE DEALER TO HAVE THE GASKET REPLACED AROUND THE COOLING SYSTEM YET THE FAILURE RECURRED. THE VEHICLE WAS TAKEN BACK TO THE DEALER WHERE THE CONTACT WAS INFORMED THAT THE ENGINE WOULD NEED TO BE RE…
NHTSA ODI #10360661ELECTRICAL SYSTEM
TL*THE CONTACT OWNS A 1999 CADILLAC SEVILLE. WHILE DRIVING AT APPROXIMATELY 45 MPH, THE ELECTRICAL COMPONENT THAT CONTROLLED THE STEERING AND BRAKES SUDDENLY FAILED. THE CONTACT PULLED OVER AND RESTARTED THE VEHICLE WHICH SEEMED TO SOLVE THE PROBLEM. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALERSHIP WHERE THE CONTACT WAS INFORMED THAT THE ECM (ELECTRONIC CON…
NHTSA ODI #10326813+ 67 more complaints on record.






