FaultScore

1993 Cadillac Seville engine problems

10 of the 53 complaints about the 1993 Cadillac Seville are about the engine — 19% of everything reported for this model year. Half of the failures with a mileage on record happened before 124,974 miles.

D

10

Complaints

0

Crashes

1

Fires

0

Injuries

Exactly what failed

Gasoline 5 50.0%
Manifold/Header/Muffler/Tail Pipe 2 20.0%
Radiator Assembly 1 10.0%
Engine 1 10.0%
Exhaust System 1 10.0%

Engine & Cooling across every Cadillac Seville year

1993 10 5.4%
1994 26 14.1%
1995 16 8.7%
1996 30 16.3%
1997 23 12.5%
1998 22 12.0%
1999 27 14.7%
2000 10 5.4%
2001 10 5.4%
2002 10 5.4%

What owners said

Filed with NHTSA, in their own words.

at 116,528 miles Bettendorf, IA

ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE

THE CAR STALLED AND WAS TOWED TO A REPAIR SHOP. THE NEXT DAY IT WAS BROUGHT INTO THE SHOP. THE MECHANIC TURNED THE IGNITION SWITCH TO START, AND THE INTAKE MANIFOLD EXPLODED, SENDING PIECES OF THE MANIFOLD THROUGHOUT THE SHOP. THE EXPLOSION ALSO DAMAGED THE POWER STEERING PUMP. IT WAS LATER DISCOVERED THAT THE CAUSE OF THE EXPLOSION WAS FUEL THAT HAD COLLECTED IN THE MANIFOLD DUE TO A CRACK IN THE PLASTIC FUEL RAIL. SOMETIME DURING 1993 THE MANIFOLD WAS RE-DESIGNED TO ALLEVIATE THIS PROBLEM, HOWEVER, THERE WERE NO RECALLS, LEAVING THOUSANDS(?) OF CARS WITH THIS POTENTIAL PROBLEM. I DID FIND A DEALER SERVICE BULLETIN CANCELING AN EXCHANGE PROGRAM FOR THE INTAKE MANIFOLDS FOR THIS MODEL AND YEAR. (NO: 93-I-58).

NHTSA complaint #10054948 — an unverified report by a vehicle owner.

at 133,420 miles Isanti, MN

ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

THE INTAKE MANIFOLD BLEW UP IN A PUFF OF SMOKE WHEN I TURNED THE KEY, BLEW A HOLE RIGHT THREW THE END OF THE MANIFOLD! *NLM

NHTSA complaint #10023534 — an unverified report by a vehicle owner.

Irvine, CA

ENGINE AND ENGINE COOLING:ENGINE:GASOLINE

LOWER ENGINE CASE SEAL FAILED. NLM

NHTSA complaint #782829 — an unverified report by a vehicle owner.

Sodus Poin, NY

ENGINE AND ENGINE COOLING:ENGINE:GASOLINE

THE ENGINE DEVELOPED A NOISE DUE TO A DAMAGED PISTON WRIST PIN ON A CYLINDER AS THE RESULT OF A DESIGN FLAW, AS STATED IN SERVICE BULLETIN 47-61-42 ISSUED 01-FEB-95. YH

NHTSA complaint #552980 — an unverified report by a vehicle owner.

Richmond, VA

ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY

RADIATOR FAILURE CAUSING COOLANT AND TRANSMISSION FLUID TO MIX. AS A RESULT WATER GOT INTO TRANSMISSION AND CAUSED COMPLETE FAILURE OF TRANSMISSION.

NHTSA complaint #721249 — an unverified report by a vehicle owner.

Staten Island, NY Fire

ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE

INTERMITTENT BACK FIRE TOWARD INTAKE MANIFOLD, CRACKING MANIFOLD CAUSING FIRE IN ENGINE COMPARTMENT.

NHTSA complaint #720175 — an unverified report by a vehicle owner.

Jamica, NY

ENGINE AND ENGINE COOLING:ENGINE:GASOLINE

WHEN TRAVELING CONSUMER NOTICED VIBRATION COMING FROM THE FRONT END, MAKING IT VERY DIFFICULT TO CONTROL VEHICLE. LSO VEHICLE STALLED OUT WITHOUT OR PRIOR WARNING. CONSUMER HAS CONTACTED DEALER, DEALER WAS UNABLE TO DETERMINE THE CAUSE. PLEASE PROVIDE ANY FURTHER DETAILS.

NHTSA complaint #857040 — an unverified report by a vehicle owner.

Irvine, CA

ENGINE AND ENGINE COOLING:ENGINE:GASOLINE

LOWER ENGINE CASE SEAL FAILED. NLM

NHTSA complaint #782829 — an unverified report by a vehicle owner.

Baton Rouge, LA

ENGINE AND ENGINE COOLING:ENGINE

CONSUMER HAS NOTICED AN OIL LEAK FROM THE ENGINE COMPARTMENT DUE TO AN UPPER SEAL WITHIN THE ENGINE WHICH HAS FAILED. CONSUMER HAS YET TO HAVE PARTS REPLACED. PLEASE PROVIDE ANY FURTHER DETAILS.

NHTSA complaint #827860 — an unverified report by a vehicle owner.

Chicago, IL

ENGINE AND ENGINE COOLING:ENGINE:GASOLINE

OWNER CLAIMS THAT WHEN THE CAR GETS UP TO 65MPH IT DECREASES IN SPEED.

NHTSA complaint #815921 — an unverified report by a vehicle owner.

Other 1993 Cadillac Seville problems

← Full 1993 Cadillac Seville report