1998 Buick LeSabre

US · Large Cars

The 1998 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 Every figure below carries the source it came from, and anything our sources do not publish is left out rather than estimated.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 1998 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 19, 2026.

04V090000: FUEL SYSTEM, GASOLINE:DELIVERY
ON CERTAIN PASSENGER VEHICLES EQUIPPED WITH 3800 V6 (L36) ENGINES AND CERTAIN DELPHI FUEL PRESSURE REGULATORS, THE REGULATORS HAVE A MUCH HIGHER THAN USUAL RATE OF FUEL LEAKS. A LEAK CAN ALLOW FUEL TO ENTER THE INTAKE MANIFOLD THROUGH A VACUUM LINE. IF THE ENGINE DOES NOT START WHEN CRANKED, THE FUEL FROM THE LEAKING REGULATOR AND A MISTIMED SPARK CAN CAUSE A BACKFIRE.
Remedy: DEALERS WILL INSTALL NEW FUEL PRESSURE REGULATORS WITH IMPROVED DIAPHRAGMS. THE RECALL WILL BE CONDUCTED IN PHASED MAILINGS. PHASE 1 BEGAN ON JUNE 30, 2004, AND PHASE 2 BEGAN ON SEPTEMBER 30, 2004. OWNERS SHOULD CONTACT BUICK AT…
Reported February 24, 2004. View on NHTSA

Data sources

EPA fueleconomy.gov · retrieved October 19, 2026 · US Government public data
NHTSA vPIC · retrieved October 19, 2026 · US Government public data

Source checked: October 19, 2026

Data verified: October 19, 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

1997 Buick LeSabre
Gasoline
3.8L 6-cylinder ((FFS) (MPFI)) · FWD
20 mpg (11.8 L/100 km)
1999 Buick LeSabre
Gasoline
3.8L 6-cylinder · FWD
21 mpg (11.2 L/100 km)

Frequently asked questions

What engine does the 1998 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 1998 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 1998 Buick LeSabre front-wheel, rear-wheel or all-wheel drive?

Drivetrain: FWD.

Are there recalls for the 1998 Buick LeSabre?

NHTSA lists 1 recall campaign for this model year (last checked October 19, 2026). Details are in the Recalls section.