Need Help?

2003 Cadillac DeVille Base 4dr Sedan

2003 Cadillac DeVille
Trim Info:
Front Wheel Drive, 4 Door Sedan, Full Size
18 mpg city / 27 mpg hwy
Other Trims
Do you own this car?
Estimated Mileage
Enter current mileage for most
accurate info about this vehicle

Track Your Service Records
Get Recall Alerts
Get Updated Value Estimates on Your Car.
Ask the Community

Ask Our Auto Mechanics

Ask our panel of certified mechanics a question. We pay for their advice so you don't have to.

Enter a Question:
Which Car is This Question About?

Recent Questions

my car has white smoke coming from the exhaust what should i look for
white smoke is coming from my exhaust and just started today
Asked by Keith S May 12, 2014, 1:56 pm 0 reply
how do i change a backup light on my cadillac sedan deville?
where is it? in the trunk or behind the licence plate?
Asked by Zach Z May 5, 2014, 8:28 am 0 reply
i have a backup light out in my cadillac sedan deville how do i change that out ?
would i go threw the trunk on is it behind the license plate? can you give me instrutions
Asked by Zach Z May 5, 2014, 8:26 am 0 reply
what kind of mileage can i expect
what kind of mileage can i expect from this car? 85 deville, 55k. thanks!
Asked by Mike D May 4, 2014, 5:18 pm 1 reply
step by step transmission fluid filter change
time, tools, quarts, type,procedures
Asked by Martin H April 30, 2014, 5:48 pm 1 reply
Battery dies after sitting over night
On second battery and if the car sits over a couple of hours it will not start
Asked by Marcus S April 29, 2014, 3:11 pm 0 reply
How to get rid of whining noise caused by power steering pump
I already changed once noise cleared up then went back loud
Asked by Al E April 22, 2014, 5:39 pm 1 reply
what does this hose connect to ?
what is the rubberhose that comes out of the brake fluid reservoir for? it connects to metal tube that heads down and I can't see where it is not coming out of master cylin...
Asked by Nick P April 26, 2014, 4:49 pm 0 reply
how much does it cost to put a water pump in 1998 cadillac?
I have the water pump where can I found a shop that will put it in
Asked by James D April 22, 2014, 4:59 pm 0 reply
Whats wrong with this?
I have a 04 Deville. Yesterday as I was about to leave for the morning, I had placed my car into reverse without thinking, and backed into a plywood wall separating my garage from ...
Asked by Steve L March 24, 2014, 11:15 am 6 replies

My Auto Score

See the free AutoCheck score

Meet The Experts
Kim Perrin
Kim Perrin is our resident mechanic here at DriverSide. Kim worked as…
Tyler Orr
Tyler Orr is an expert in German and Japanese cars and has been a mechanic …
Elizabeth Kriesten
Elizabeth Kriesten worked as an automotive technician for several years at Dodge…
Tips on Servicing

Car Brakes: How Do You Know When to Change Them?

By Zach Bowman For those who suffer a daily commute through heavy traffic, your vehicle's braking system can bring thousands of pounds of metal, plastic and empty Starbucks cups to a stop hundreds of times before you get to work. It goes without saying that these pieces wear out, but they do so slowly, meaning you may not notice they need attention until ...

Read more…