1999 Cadillac Deville: engine overheating

Filed Jul 13, 2022 · Engine · 69,000 miles · TX

The contact owns a 1999 Cadillac DeVille. The contact stated while driving 65 MPH, the vehicle started overheating. The contact was able to pull over and had the vehicle was towed to the dealer. The contact was informed of an oil leak. The contact stated that the water pump, thermostat, reserve tank, and the stretch were replaced; however, the failure reoccurred. The dealer was contacted and stated that the VIN was not under recall. The manufacturer was contacted and informed of the failure. The contact was transferred to the federal safety agency. The failure mileage was 69,000.

Filed Aug 10, 2020 · 10,000 miles · CA

Car overheated while on freeway engine turned off left me with no steering or brakes.when car was bulit too short. Of header bolts were user.

Filed Mar 20, 2015 · Engine · 59,000 miles · MI

Tl* the contact owns a 1999 cadillac deville. While driving approximately 60 MPH, the engine overheated with the illumination of the warning light. The vehicle was maneuvered to the side of the road where the engine was turned off. The vehicle was then towed to an independent mechanic, who stated there was a blown head gasket. The contact stated that the manufacturer issued a voluntary recall in which the remedy would replace the engine. The VIN was not included. The vehicle was not repaired. The manufacturer was notified of the issue. The approximate failure mileage was 59,000.

Filed Nov 27, 2012 · Brakes · 42,000 miles · FL

Tl* the contact owns a 1999 cadillac deville. The contact stated the passenger front brake was wearing very quickly and overheated frequently. The vehicle was able to be driven to the dealer where the failure could not be replicated. The vehicle was not repaired. The manufacturer was not contacted about the issue. The failure mileage was 42,000 and the current mileage was 46,000.

Filed Jul 9, 2011 · Engine · 140,000 miles · CA

My car was overheating. I had the water pump replaced and the radiator and it continued to over heat. I took it to the dealership where they told me that I my cross over pipes were leaking and I would need a new engine. I found this very hard to believe when I have taken such good care of the my care with scheduled oil changes and the works. I love my car and I don't want to get rid of it, please help me.

Filed Jan 14, 2011 · Engine · TX

1999 cadillac deville. Consumer states that the vehicle persistently overheats and the engine shuts off. *kb the consumer stated the vehicle was leaking coolant. The thermostat, upper radiator hose and reservoir were replaced. A diagnostic test revealed exhaust was entering the coolant system and the vehicle would emit smoke of any color.

Filed Feb 25, 2010 · Engine · 148,987 miles · MI

Tl*the contact owns a 1999 cadillac deville with a v8, 4.6 liter north star aluminum engine. He stated that after driving the vehicle for 5 minutes, the vehicle would overheat. This was a frequent failure occurring in the vehicle. The vehicle was inspected by his independent mechanic and found that the fly-wheel failed and the right cylinder was missing the soft plug behind the water pump. The vehicle was also found to be leaking anti-freeze into the engine cylinders and through the tail pipe. The transmission was dropped in order to replace the fly-wheel and the freeze plug was also replaced by an independent transmission station. The failure persisted. The manufacturer was contacted and they advised him to replace the engine at his own expense. No additional repairs were made to the vehicle. The failure mileage was 148,987 and the current was approximately 149,000. The VIN was not accepted.

Filed Nov 11, 2008 · Engine · WY

While driving vehicle reached high temperatures. Had radiator replaced and thermostat. The car still overheats. Took the car to technician who suggested to replace the engine which would cost $7,000. Through online research, my daughter discovered the cadillac deville 1999 northstar model/vehicle has numerous issues due to overheating and head gaskets.

Filed Oct 13, 2008 · Engine · 28,000 miles · NJ

While driving vehicle reached high temperatures. Had radiator replaced and thermostat. The car still overheats. Took the car to technician who suggested to replace the engine which would cost $7,000. Through online research, my daughter discovered the cadillac deville 1999 northstar model/vehicle has numerous issues due to overheating and head gaskets.

Filed Jun 10, 2008 · Engine · 74,000 miles · KY

Tl*the contact owns a 1999 cadillac deville. The contact stated that the vehicle would overheat. He took the vehicle to the dealer and they replaced the water pump. The failure recurred and the contact was informed that most of those model vehicles were designed to operate in that manner, and it was safe to drive. A few days after the water pump was replaced, while driving 70 MPH, the vehicle began to excessively overheat. The contact shut off the engine and had the vehicle towed to a mechanic. He was informed that the cause of the failure was not the water pump, but rather a blown out head gasket. The vehicle cannot be repaired without a new engine. Through online research, he discovered that his model vehicle has numerous issues due to overheating and head gaskets. The vehicle has not yet been repaired. The failure and current mileages were 74,000. Updated 07/08/08. *bf updated 07/08/08

Filed Oct 26, 2007 · Engine · 78,800 miles · NC

Tl*the contact owns a 1999 cadillac deville. While driving 65 MPH, the engine warning light illuminated, which indicated that the engine overheated. The dealer stated that the water pump caused the failure. The dealer repaired the water pump; however, the failure continued to occur. The contact felt that the engine was defective. As of october 26, 2007, the dealer had not repaired the vehicle. The failure mileage was 78,800 and current mileage was 79,000. Updated 01/02/08 *bf the consumer stated the engine heats up due to the head bolts loosening and the engine coolant evaporates into the cylinder heads. Updated

Filed Apr 26, 2006 · Engine · 84,000 miles · OK

Mysterious coolant leak, have had a pressure test on system, passed, head test, passed, and have put in over 9 gallons of antifreeze in car, still no idea where leak is. Talked with cadillac service at bob more cadillac, and was told that it is a very common problem with the northstar engines. They use a almond pill to crush up and put in all cadillac cooling systems. This is required by gm to plug leaks that they know will happen and is a gm part fix, sold by them.