2003 Cadillac Seville
2 trims · Sedan
Starting MSRP
$45,535 – $51,650
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Manufacturer specs and trim data below are still available for research. Check back for dealer inventory, or browse other Cadillac models.
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How much should you pay for the Cadillac Seville? Select a trim to update purchase and lease estimates.
MSRP by trim
Select a trim to update the payment estimates. MSRP is for each trim's base configuration and excludes destination, taxes, and options.
Purchase information
Based on SLS
Total price (SLS MSRP)
$45,535
Typical monthly
$902/mo
Avg. APR
7.00%
60-month loan estimate for good credit (rates as of 2026-07-11). Not a credit offer; actual APR varies by lender, credit, and dealer.
Open loan calculatorCompare 2003 Cadillac Seville trims
SLS
- MSRP
- $45,535
- Fuel economy (city/hwy)
- 16/25
- Horsepower
- 275 hp
- Torque
- 300 lb-ft
- Engine
- 4.6L V8 gas
- Seating
- 5
- Drivetrain
- FWD
- Cargo (cu ft)
- 15.7
- Max towing
- 2,000 lbs
STS
- MSRP
- $51,650
- Fuel economy (city/hwy)
- 16/25
- Horsepower
- 300 hp
- Torque
- 295 lb-ft
- Engine
- 4.6L V8 gas
- Seating
- 5
- Drivetrain
- FWD
- Cargo (cu ft)
- 15.7
- Max towing
- 3,000 lbs
| Spec | SLS | STS |
|---|---|---|
| MSRP | $45,535 | $51,650 |
| Fuel economy (city/hwy) | 16/25 | 16/25 |
| Horsepower | 275 hp | 300 hp |
| Torque | 300 lb-ft | 295 lb-ft |
| Engine | 4.6L V8 gas | 4.6L V8 gas |
| Seating | 5 | 5 |
| Drivetrain | FWD | FWD |
| Cargo (cu ft) | 15.7 | 15.7 |
| Max towing | 2,000 lbs | 3,000 lbs |
Manufacturer specifications by trim and drivetrain. Same trim names with different MSRPs are distinct FWD/AWD (or other drivetrain) configurations from the catalog. MSRP excludes destination fees, taxes, and dealer-installed options.
Full specifications
Engine & drivetrain
- Engine type
- SLSgasSTSgas
- Fuel type
- SLSregular unleadedSTSregular unleaded
- Cylinders
- SLSV8STSV8
- Displacement
- SLS4.6 LSTS4.6 L
- Horsepower
- SLS275 hpSTS300 hp
- Torque
- SLS300 lb-ftSTS295 lb-ft
- Transmission
- SLS4-speed automaticSTS4-speed automatic
- Drivetrain
- SLSfront wheel driveSTSfront wheel drive
Dimensions
- Body type
- SLSSedanSTSSedan
- Doors
- SLS4STS4
- Seating
- SLS5STS5
- Length
- SLS201 inSTS201 in
- Width
- SLS75 inSTS75 in
- Height
- SLS55.7 inSTS55.4 in
- Wheelbase
- SLS112.2 inSTS112.2 in
- Ground clearance
- SLS5.4 inSTS5 in
Capacity & weight
- Cargo capacity
- SLS15.7 cu ftSTS15.7 cu ft
- Max cargo capacity
- SLS15.7 cu ftSTS15.7 cu ft
- Max towing
- SLS2,000 lbsSTS3,000 lbs
- Curb weight
- SLS3,969 lbsSTS3,992 lbs
- Fuel tank
- SLS18.5 galSTS18.5 gal
Fuel economy & EV
- Combined MPG
- SLS19STS19
- City MPG
- SLS16STS16
- Highway MPG
- SLS25STS25
| Spec | SLS | STS |
|---|---|---|
| Engine & drivetrain | ||
| Engine type | gas | gas |
| Fuel type | regular unleaded | regular unleaded |
| Cylinders | V8 | V8 |
| Displacement | 4.6 L | 4.6 L |
| Horsepower | 275 hp | 300 hp |
| Torque | 300 lb-ft | 295 lb-ft |
| Transmission | 4-speed automatic | 4-speed automatic |
| Drivetrain | front wheel drive | front wheel drive |
| Dimensions | ||
| Body type | Sedan | Sedan |
| Doors | 4 | 4 |
| Seating | 5 | 5 |
| Length | 201 in | 201 in |
| Width | 75 in | 75 in |
| Height | 55.7 in | 55.4 in |
| Wheelbase | 112.2 in | 112.2 in |
| Ground clearance | 5.4 in | 5 in |
| Capacity & weight | ||
| Cargo capacity | 15.7 cu ft | 15.7 cu ft |
| Max cargo capacity | 15.7 cu ft | 15.7 cu ft |
| Max towing | 2,000 lbs | 3,000 lbs |
| Curb weight | 3,969 lbs | 3,992 lbs |
| Fuel tank | 18.5 gal | 18.5 gal |
| Fuel economy & EV | ||
| Combined MPG | 19 | 19 |
| City MPG | 16 | 16 |
| Highway MPG | 25 | 25 |