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DeVille

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Question
Overheating when driving
Thermostats can only be installed in one orientation. Unless the thermostat that was installed is the wrong one, or was defective out of the box, the thermostat is probably not the cause of the issue. Inasmuch as the overheating is...
Question
Tapping sound
Hello there, many components will cause a tapping noise with your 2003 Cadillac DeVille. The most common cause of a tapping noise is the fuel injectors. Injectors tap when they open and close and this is a normal operation. If...
Question
take long time to start first in the morning already change fuel regulator crank sensor and cam sensor spark plugs and wires
Hi there. It's possible that you've got a problem with the cold start injector on your Cadillac. The cold start injector is also known as the cold start valve. The part is located on the cold air intake, which is...
Question
oil pressure light came on shut engine I add pint of oil no light yet
If the oil level is low, oil should be added until the level reaches the full mark on the oil dipstick (no higher though). Adding oil to the full line on the dipstick will give you a safety margin just...
Question
Engine coolant leaking straight out replaced radiator and hoses and still immediately leaks fluid right out of bottom 2000 Cadillac DeVille
Hi there - you may have a leaking water pump, freeze plug, leaking hose, or cracked engine block. I would recommend a coolant leak inspection by a mobile, professional mechanic, such as one from YourMechanic, who will come to your...
Question
What is usually the ball park figure to have my rear brake pads, rotors, and calibers replaced?
Billing question sent to CS for the cost of parts and labor to replace the brake pads, rotors, and calipers on a 2003 Cadillac DeVille with a V8-4.6L engine.
Question
Should i buy this car
The major issue with the car you are writing in about is the poor fuel economy. This vehicle attains less than 20 MPG which makes the vehicle uneconomical for most individuals and families. In addition, of course, you have some...
Question
How much does it cost to replace ball joints on Cadillac deville?? My car is making a cranking noise on the right side when I turn
Hi there. Although you could request a ball joint replacement quote here, it's probably a good idea to have a professional mobile mechanic come to your location and complete a car is making a noise inspection first. This will allow...
Question
my 1988 cadillac deville runs hot. i dont know whats wrong with it. the car stills drive. but people are telling me its a blown he
Hello, thank you for writing in. A blown head gasket is most likely what your issue is. Check the coolant. Chances are it is low and mixing with the oil. The head gasket is the only component which would allow...
Question
What kind of maitenance costs could I expect from a 2002 deville? I only ask because their value is so low.
It is difficult to predict future repair costs or issues. Will it have issues to deal with ? Most certainly. I say that not just because it is a Cadillac. I say that because it is a 15 year old...
Question
Starter replacement
Hi there. It's probably a good idea for you to either view a starter replacement video for your vehicle on YouTube.com or purchase a vehicle service and repair manual for your Cadillac to get the best data and instructions for...
Question
Car will not stay on.
Hi There, Code P0300 relates to a cylinder misfire. Engine misfires can be caused by many different problems and are generally caused by either a spark or fuel issue or in some cases, a combination of both. Spark related problems...
Question
Sunroof switch and motor fine but now I have a nightmare going on!
Hi there. One of the major drawbacks to over riding an electrically controlled system is that more often than not, additional electrical faults are created. Since there has been a lot of adjustment and work on your part to attempt...
Question
Is it worth replacing the engine in my Deville?
Hi there. Depending on the year of the Cadillac, the miles on the vehicle, and if you like your vehicle, will determine if you want to keep your car or not. Billing question was sent to CS for the cost...
Question
Car stalls and shuts down when I stop or when making a turn.
Check the fuel pump to see if its working. If the pump is working, then there could be air in the fuel system causing the engine to stall out at times. If the fuel pump is good and there is...
Question
WHAT IS THE GOING PRICE FOR ENGINE MOUNTS (4) FOR A 2000 DEVILLE? WHAT WOULD CAUSE THE MOUNTS TO BREAK?
Hi there. Typically a damaged motor mount will cause extreme vibration and difficulty shifting; so it is very likely that this is the source of your Cadillac's issues. Motor mounts can break due to multiple reasons, age, aggressive driving or...
Question
Speedometer not working
Hi There, This could be related to a couple of possibilities. The [instrument voltage regulator]((https://www.yourmechanic.com/services/instrument-voltage-regulator-replacement) regulates the voltage supplied to the various gauges in your vehicle’s dash. When this is not working properly, this may cause the gauges in your...
Question
Cadillac heater issue 2005 Cadillac DeVille
Hi there - I suspect your cabin heating scenario is a problem with the air blend doors in the heater unit itself. The lack of heater function typically has 5 causes: the engine is not getting up to correct temperature...
Question
door lock motors humming,
Hi there. It is very possible that the power door lock switch itself is damaged or an electrical relay is damaged, which causes a open electrical current to continually run the power lock motor. However, it could be a short...
Question
How to change the high pressure hose on Cadillac Deville DHS 2001?
Hi there. You would be very well served to search online for a 2001 Cadillac DeVille service and repair manual, which will give you the steps for completing this and virtually any other repair you'll complete on your car. ...

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