1991 Buick Roadmaster
US · Wagon · Midsize-Large Station Wagons
The 1991 Buick Roadmaster is listed in the US market as a wagon 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 Every figure below carries the source it came from, and anything our sources do not publish is left out rather than estimated.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
- 5.0L 8-cylinder ((GM-CHEV) (FFS))
- Power
- Not available
- Torque
- Not available
- Transmission
- 4-speed automatic
- Drivetrain
- RWD
- Fuel
- Gasoline
- Seating
- Not available
Key Performance & Dimensions
Engine
| Specification | Value | Source |
|---|---|---|
| Engine | 5.0L 8-cylinder ((GM-CHEV) (FFS)) | |
| Displacement | 5.0 L | |
| Cylinders | 8 | |
| Fuel type | Gasoline | EPA fueleconomy.gov |
Not available from our sources: Aspiration, Power, Torque.
Transmission and drivetrain
| Specification | Value | Source |
|---|---|---|
| Transmission | Automatic | EPA fueleconomy.gov |
| Gears | 4 | |
| Drivetrain | RWD | EPA fueleconomy.gov |
Fuel economy and range
| Specification | Value | Source |
|---|---|---|
| Combined | 17 mpg (13.8 L/100 km) | EPA fueleconomy.gov |
| City | 15 mpg (15.7 L/100 km) | |
| Highway | 23 mpg (10.2 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.
Recalls
Recall data has not been checked for this vehicle yet, so no recall status is shown. Check NHTSA directly if this matters to you.
Data sources
- EPA fueleconomy.gov · retrieved October 21, 2026 · US Government public data
- NHTSA vPIC · retrieved October 21, 2026 · US Government public data
Source checked: October 21, 2026
Data verified: October 21, 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.
Compare
Related vehicles
- 1992 Buick Roadmaster
Gasoline
Varies by configuration: 5.7L 8-cylinder ((350 V8) (FFS)), 5.0L 8-cylinder ((GM-CHEV) (FFS)) · RWD
18 mpg (13.1 L/100 km) - 1991 Buick Century Wagon
Wagon, Gasoline
Varies by configuration: 2.5L 4-cylinder ((FFS)), 3.3L 6-cylinder ((FFS)) · FWD
21 mpg (11.2 L/100 km) to 19 mpg (12.4 L/100 km)
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Frequently asked questions
What engine does the 1991 Buick Roadmaster have?
5.0L 8-cylinder ((GM-CHEV) (FFS)). Engines can differ by trim, so check the trim list below.
What is the fuel economy of the 1991 Buick Roadmaster?
Combined fuel economy is 17 mpg (13.8 L/100 km), as published by the source shown in the specification table.
Is the 1991 Buick Roadmaster front-wheel, rear-wheel or all-wheel drive?
Drivetrain: RWD.