2003 Cadillac DeVille Specifications

[BeelzeBob]

General:
Vehicle type four-door luxury sedan
Chassis layout transversely mounted front engine and transaxle, front-wheel drive
Construction unitized welded-steel body with rubber-isolated front cradle and rear suspension member
Body material steel with aluminum hood and thermoplastic olefin bumper fascias
Trim levels DeVille, DHS, DTS
Engine Type DOHC V8
Bore x stroke, in 3.66 x 3.31

Displacement:
DTS: 279/4565
DHS: 279/4565 (and DeVille)

Compression ratio 10.0

Emissions controls PCV, EGR, catalytic converter, evaporative system

Valvetrain:
chain-driven dual overhead camshafts, roller-type finger followers, hydraulic lash adjusters, four valves per cylinder

Ignition:
coil-on-plug cassette design with extended-life platinum-tipped spark plugs

Induction:
molded-nylon center-feed intake manifold

Fuel delivery:
sequential injection with top-feed twin-spray injectors

Horsepower, SAE net @ rpm:
DTS: 300 @ 6000
DHS: 275 @ 5600

Torque, SAE net @ rpm:
DTS: 295 @ 4400
DHS: 300 @ 4000

Recommended fuel:
87 octane unleaded regular

Redline rpm:
DTS: 6700
DHS: 6400

Materials:
Cylinder block (upper and aluminum lower)
Cylinder heads aluminum
Cam covers aluminum
Crankshaft nodular iron
Camshafts nodular iron
Pistons aluminum
Intake manifold molded nylon
Exhaust manifolds fabricated stainless steel

Transaxle Type?:
Hydra-Matic 4T80-E electronically controlled 4-speed automatic with overdrive and viscous torque converter clutch
Case material die-cast aluminum

Transfer system link chain gear ratios:
1st: 2.960:1
2nd: 1.626:1
3rd: 1.000:1
4th: 0.681:1
Reverse 2.130.1

Final drive ratio:
DHS 3.11:1 (and DeVille)
DTS 3.71:1

Chassis Construction:
safety cage unibody with front and rear rubber-isolated subframes

Front suspension:
independent, strut-type with coil springs, anti-roll bar

Rear suspension:
independent, semi-trailing arm with toe-control link, coil springs, electronic level control, anti-roll bar

Steering:
Magnasteer® rack-and-pinion with electronically controlled power assist

Stability system:
StabiliTrak (optional DeVille and DHS as part of a package, standard DTS) Continuously Variable

Road-Sensing Suspension:
(CVRSS) (standard on DTS, not available on DeVille or DHS)

Brakes:
4-wheel disc brakes with anti-lock braking system
Rotor diameter x thickness, f/r 303mm x 32mm/297mm x 11mm
ABS Delco-Bosch 5.3 four-channel with electronic proportioning (using select-low application strategy for rear brakes)

Tires:
DHS: P225/60R-16 blackwall
DTS: P235/55HR-17 H-rated blackwall

Wheels:
DeVille: 7 spoke 16-inch cast aluminum with machined and painted or chromed finish
DHS: 7 spoke 16-inch cast aluminum with chromed finish
DTS: 7 spoke 17-inch cast aluminum with painted or chromed finish

Trailer tow capacity: 2,000 lbs. standard*

Dimensions & Capacities:
Wheelbase 115.3"
Length 207.2"
Width 74.5"
Height 56.7"
Front track 62.7"
Rear track 62.2"
Ground clearance 5.3"
Turn circle, curb to curb, left/right ft 40.2"
Curb weight, lbs. 3978 DeVille, 4049 DHS, 4047 DTS

DTS F/R distribution, %:
61/39 @ curb vehicle mass
53/47 @ gross vehicle mass

Steering wheel turns lock-to-lock: 2.5

Fuel capacity, gal: 18.5

Interior:
Front head room 39.1"
Front leg room 42.4"
Front hip room 56.4"
Front shoulder room 60.4"
Front seat travel 8.7"
Rear head room 38.4"
Rear leg room 43.2"
Rear hip room 56.7"
Rear shoulder room 60.1"
Front interior volume 57.8 cu. ft.
Rear interior volume 57.5 cu. ft.
Total passenger volume 115.3 cu. ft.
Usable luggage capacity 19.1
EPA volume index 134.4 cu. ft.