Owner-reported complaints naming the engine system, filed with NHTSA
Data refreshed
Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components. Every record below is an owner-reported complaint about the 1986 Cadillac Deville submitted to NHTSA — not a confirmed defect, not a recall and not a manufacturer bulletin. 9 reports on file name it.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Shown in the owner’s own words, exactly as filed
CAR DEVELOPED AN OIL LEAK, I THOUGHT IT WAS THE OIL PAN GASKET. TOOK IT TO A DEALERSHIP WHO CHANGED THE OILPAN GASKET. IT STILL LEAKED OIL, SO I REMOVED THE ENGINE. I DISCOVERED THAT THE BLOCK HAD A CRACK FROM THE CRANK SHAFT TO THE CAM SHAFT ON THE REAR OF THE ENGINE. I TRIED TO ALUMINUM WELD IT ONCE, BUT IT STILL LEAKED. *AK
WHILE DRIVING INTO THE DRIVEWAY UPON RETURNING FROM WORK, PARKED THE VEHICLE, NOTICED A PUDDLE OF WATER UNDERNEATH. LIFTED UP THE HOOD, COULD SEE WATER COMING OUT OF THE ENGINE CYLINDER GASKET. *AK
DIFICULT STEERING WHEN VEHICLE IS COLD. ALSO, ENGINE LEAKS OIL. *AK
DEVELOPED A LOUD TICKING/KNOCKING NOISE IN ENGINE. *AK
ENGINE FAILED AND VEHICLE SHUTDOWN. OWNER BELIEVES A DEFECTIVE CRANKSHAFT CAUSED THE PROBLEM.
ALUMINUM ENGINE HAS FAILED AT 80K MILES. TT
TRANSMISSION MAKES A CLUNKING NOISE WHEN PUTTING INTO DRIVE/REVERSE, ALSO STIFF GEAR SHIFT.
THE MOTOR BLEW UP AND CADILLAC WILL NOT REPAIR IT. PLEASE DESCRIBE. TT
OIL PUMP FAILURE, OIL IS NOT CIRCULATING THRU ENGINE. TT
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.
Data on this page last refreshed .