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What kind of motor is in a 2003 Cadillac DeVille?

In either case it’s the justly-renowned 4.6-liter Northstar V-8, double-overhead-cam, 32 valves, aluminum head and block. In standard tune, it delivers 275 hp at 5,600 rpm and 300 foot-pounds of torque at 4,000. In the DTS, it’s rated at 300 hp – this time at 6,000 rpm – and 295 foot-pounds of torque at 4,400.


What would make a Cadillac not start?

The most common reasons a Cadillac CTS won’t start are a dead battery, an alternator problem, or failed starter.


Where is the battery located on a 2003 Cadillac DeVille?


How fast is a 2003 Cadillac DeVille?

According to the ProfessCars™ estimation this Cadillac would accelerate 0-60 mph in 6.9 sec, 0-100 km/h in 7.2 sec, 0-200 km/h in 29.9 sec and quarter mile time is 15.1 sec.


Is a 2003 Cadillac DeVille front wheel drive or rear wheel drive?

The 2003 Cadillac DeVille is offered in three distinct flavors: DeVille, DeVille DHS, and DeVille DTS. All are front-wheel-drive sedans powered by a 4.6-liter V8 engine, though the DTS is tuned for higher horsepower.


Where is the starter relay on a 2003 Cadillac Deville?

This relay is normally located under the hood, inside the power distribution center or fuse block. It is square or rectangular in shape, and will look like many other relays that will likely be adjacent to the starter relay.


How do you test a starter relay?


How do you turn off Cadillac anti theft system?

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Look for a button that allows you to slide the physical key out of the fob. Step 2: Turn the vehicle key to unlock the car door without releasing it. Hold the key for 30 seconds in this position. This will signal to your car’s system that you have the right key, and will enable you to bypass your car’s alarm system.


Does disconnecting the battery reset the ECU?

A. It depends on the car’s age and type of ECU used. On some older cars, disconnecting the battery will reset the system but in most new cars it does nothing, except potentially reset the clock and radio station presets.


What does an ECU reset do?

“Resetting the ECU” is the process of clearing all the long term memory from the ECU’s memory. These variables trim idle speed, fuel, spark, and more. The ECU will also store trouble codes for diagnostic capability.