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DeVille

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Question
Wrong Front Driver Side Axel Installed
Hi there. Depending on how the axle is wrong sized, (meaning if it's too short or the inner shaft teeth was not the correct size to match the differential) would determine whether internal damage has been done in the transmission....
Question
How long does it take to change the gasket on the oil pan of a car?
You can get an exact quote by entering your year, make and model at YourMechanic's oil pan gasket replacement service page. To give you an approximation though, the required hours are probably in the range of 8 to 12 hours,...
Question
Car started shaking, worse at slower than at higher speed, after service engine soon yellow light came on. Car after not used for
Hello there. In most cases, when a car starts to shake when you accelerate which is worse at slower speeds, can range from engine mounts that are worn out or damaged wheel bearings or suspension components. Due to the variety...
Question
Hello i have an appt for friday and i just want to make sure that lugnuts comr with the wheel studs because i only have one
Hi there. I have forwarded your question to our service experts who should be able to confirm that the wheel studs will include lug nuts as well for your Cadillac DeVille. They should reply to you soon. Thanks!
Question
My 2000 caddilac wont shift to other gears
Hi there. In most cases, when an automatic transmission has difficulty shifting gears, it's due to a restriction of transmission fluid within the hydraulic lines of the transmission. It can also be caused due to a shift sensor or damaged...
Question
Radiator
The lower radiator hose goes to the water inlet on the engine block. If there is a problem with any of the radiator hoses, or any part of the cooling system please feel free to request any of the cooling...
Question
The brake lights on my 97cadillac de-elegence occasionally comes on while driving and only turns off after disconnecting the batte
Hi there. You are probably correct in assuming that the brake switch under the pedal is either loose or faulty and is the source of the brake light issue. However, there are other sensors and connections that could also be...
Question
Get "check your oil level" on dash info panel. Had it checked out, was told it was oil sensor and a "dealer item". Was also told t
Hi there. The oil sensor is not incredibly difficult to replace on a 2001 Cadillac DeVille, but can be difficult to get to without a lift. This video is for a different vehicle, but the same engine as your car,...
Question
RPM goes high while sitting still miss firing 02 Deville I think 4.8
Hi...engine idle speed is controlled by an idle air control valve (IAC). A faulty or blown fuse in other electronically controlled systems can cause the IAC motor to malfunction, leading to a higher than normal engine idle speed. The IAC...
Question
Why do my 1985 4.1 engine suurge
It is possible that you could be having an issue with your fuel pump. I would recommend first starting by getting the fuel pressure tested by a qualified professional. Once this has been done you will want to compare the...
Question
I had a fuel pump,filter,and the gas tank cleaned and lined in my 1985 Cadillac Seville the car is surging it cuts off but crank r
Hello, thank you for writing in. The vehicle may be experiencing a wide variety of issues. Considering the age of the vehicle, the list can get even more extensive. Unfortunately, this is going to be a process of elimination until...
Question
Surging
Hi There, Its sounds like you may have an issue with the refrigerant being overfilled or potentially have a bad AC compressor switch, which is what controls the AC compressor and when it cycles on and off. Any time the...
Question
Jerking reaction
Hi There, It sounds like your vehicle may be a bit low on transmission fluid or you may potentially have a bad transmission control solenoid. As you know, the transmission works on hydraulic pressure built up from the fluid inside...
Question
Does the mechanic fix the ABS Traction Control problem, or just inspect and diagnose?
Hi There, Our experts here at YourMechanic are certainly able to fix any issues found when diagnosing the ABS and traction control system. As you may know, the traction control system monitors the steering and stability of the vehicle and...
Question
Caddie shaking an idling when I'm at a stop
Hi there. In most cases, when your engine will shake while idling after completing a replacement job, it's due to a vacuum leak. Quite often, you'll have to remove vacuum lines, air intakes or other components to access the alternator....
Question
White smoke
Hi There, You may have a very small head gasket leak that may be allowing very small amounts of coolant to leak int the cylinders resulting in the coolant being burned with the fuel in the cylinders, which is what...
Question
I have a 1998 Caddy DeVille, has original muffler and catalytic converter. had to be tweaked to pass CA smog, replace both?
Hey Pete, thanks for writing in. The replacements have more to do with what is actually wrong with the vehicle. If they have been modified illegally, then the answer is an automatic yes. Not only does it cause issues with...
Question
Lights, trunk keyless entry and fuel door not working
There is a good chance that these are all on the same circuit and you have a blown fuse. Check your car's owner's manual for the fuse panel location and you can check. Most fuse panels have a description of...
Question
I got a 95 Cadillac deville. When I go 65 uphill my car drastically loses power.
It is possible that you could be having an issue with your fuel system. It is possible that your fuel pressure regulator is failing causing a lack of sufficient fuel pressure when going up an incline. It is also possible...
Question
Why does my 99 Cadillac deville northstar leak every time we stop
Hi there. In most cases, a coolant leak is caused by either a small hole in a coolant line, a coolant line connection or the radiator itself. The leak can also come from a water pump that is broken or...

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