2003 Buick LeSabre

US · Large Cars

The 2003 Buick LeSabre is listed in the US market with gasoline power. Every figure below carries the source it came from, and anything our sources do not publish is left out rather than estimated.

Engine: 3.8L 6-cylinder
Power: Not available
Torque: Not available
Transmission: 4-speed automatic
Drivetrain: FWD
Fuel: Gasoline
Seating: Not available

Generic outline. Published dimensions for this vehicle are not available.

Specifications at a Glance

Key Performance & Dimensions

Units:

Engine / Powertrain

3.8L 6-cylinder

Power Output

Not available

Peak Torque

Not available

Combined Economy

21 MPG US (11.2 L/100 km) · EPA

Drivetrain

FWD

Transmission

AUTOMATIC

Capacity

Not available

Exterior Dimensions

Not available

Market: US·Switch units anytime to convert horsepower, torque, fuel economy, and dimensions.

Compare 2003 Buick LeSabre ↗

Engine

Engine
Specification	Value	Source
Engine	3.8L 6-cylinder
Displacement	3.8 L
Cylinders	6
Fuel type	Gasoline	EPA fueleconomy.gov

Not available from our sources: Aspiration, Power, Torque.

Transmission and drivetrain

Transmission and drivetrain
Specification	Value	Source
Transmission	Automatic	EPA fueleconomy.gov
Gears	4
Drivetrain	FWD	EPA fueleconomy.gov

Fuel economy and range

Fuel economy and range
Specification	Value	Source
Combined	21 mpg (11.2 L/100 km)	EPA fueleconomy.gov
City	17 mpg (13.8 L/100 km)
Highway	27 mpg (8.7 L/100 km)

Not available from our sources: Electric range, Battery capacity.

Trims and configurations

1 configuration listed by our sources. Engines, drivetrains and fuel economy can differ between them.

3.8L · FWD · 4-speed automatic

Recalls

NHTSA lists 1 recall campaign for this model year. Last checked October 18, 2026.

02V222000: AIR BAGS:FRONTAL
CERTAIN PASSENGER, MINI VANS, AND SPORT UTILITY VEHICLES HAVE AN AIR BAG INFLATOR ON THE DRIVER'S SIDE THAT COULD FRACTURE AT A WELD DURING A DEPLOYMENT.
Remedy: DEALERS WILL INSPECT, AND REPLACE, IF NECESSARY, THE AIR BAG MODULE ASSEMBLY ON THE DRIVER'S SIDE. OWNER NOTIFICATION BEGAN AUGUST 15, 2002. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO…
Reported August 9, 2002. View on NHTSA

Data sources

EPA fueleconomy.gov · retrieved October 17, 2026 · US Government public data
NHTSA vPIC · retrieved October 17, 2026 · US Government public data

Source checked: October 17, 2026

Data verified: October 18, 2026

Specifications can vary by market, trim, configuration and production date. Confirm with the manufacturer before buying parts or making safety decisions. Report an error.

Related vehicles

2002 Buick LeSabre
Gasoline
3.8L 6-cylinder · FWD
21 mpg (11.2 L/100 km)
2004 Buick LeSabre
Gasoline
3.8L 6-cylinder · FWD
21 mpg (11.2 L/100 km)

Frequently asked questions

What engine does the 2003 Buick LeSabre have?

3.8L 6-cylinder. Engines can differ by trim, so check the trim list below.

What is the fuel economy of the 2003 Buick LeSabre?

Combined fuel economy is 21 mpg (11.2 L/100 km), as published by the source shown in the specification table.

Is the 2003 Buick LeSabre front-wheel, rear-wheel or all-wheel drive?

Drivetrain: FWD.

Are there recalls for the 2003 Buick LeSabre?

NHTSA lists 1 recall campaign for this model year (last checked October 18, 2026). Details are in the Recalls section.