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2005 Pontiac Grand Prix

US · Midsize Cars

The 2005 Pontiac Grand Prix 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 Every figure below carries the source it came from, and anything our sources do not publish is left out rather than estimated.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
Varies by configuration: 3.8L 6-cylinder supercharged, 3.8L 6-cylinder, 5.3L 8-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
GASOLINE
Power Output
Not available
Peak Torque
Not available
Combined Economy
Not available
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 2005 Pontiac Grand Prix ↗

Engine

Engine
SpecificationValueSource
EngineVaries by configuration: 3.8L 6-cylinder supercharged, 3.8L 6-cylinder, 5.3L 8-cylinder
Displacement3.8 L to 5.3 L
Cylinders6 to 8
AspirationSupercharged
Fuel typeGasoline

Not available from our sources: Power, Torque.

Transmission and drivetrain

Transmission and drivetrain
SpecificationValueSource
TransmissionAutomatic
Gears4
DrivetrainFWD

Fuel economy and range

Fuel economy and range
SpecificationValueSource
Combined21 mpg (11.2 L/100 km) to 19 mpg (12.4 L/100 km)
City18 mpg (13.1 L/100 km) to 16 mpg (14.7 L/100 km)
Highway27 mpg (8.7 L/100 km) to 24 mpg (9.8 L/100 km)

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

Trims and configurations

4 configurations listed by our sources. Engines, drivetrains and fuel economy can differ between them.

Recalls

NHTSA lists 2 recall campaigns for this model year. Last checked October 17, 2026.

  • 14V400000: ELECTRICAL SYSTEM:IGNITION

    This defect can affect the safe operation of the airbag system. Until this recall is performed, customers should remove all items from their key rings, leaving only the ignition key. The key fob (if applicable), should also be removed from the key ring. General Motors LLC (GM) notified the agency on July 3, 2014, that they are recalling 5,877,718 model year 2000-2005 Chevrolet Impala and…

    Remedy: GM will notify owners, and dealers will install two key rings and an insert in the key slot or a cover over the key head on all ignition keys, free of charge. The recall began on September 9, 2014. GM's number for this recall is 14350.

    Reported July 3, 2014. View on NHTSA

  • 09E005000: STEERING

    DORMAN IS RECALLING 979 STEERING KNUCKLES, DORMAN P/NOS. 697-902 AND 697-903, SOLD UNDER DORMAN'S "OE SOLUTIONS<SUP>TM</SUP>" BRAND NAME, AND NAPA P/NOS. 7-8502 AND 7-8503 WHICH WERE SOLD FOR REPLACEMENT USE ON THE VARIOUS VEHICLES LISTED ABOVE. A POTENTIAL MATERIAL OR DESIGN DEFECT COULD RESULT IN THE STEERING KNUCKLE BREAKING IN THE HUB AREA.

    Remedy: DORMAN WILL NOTIFY OWNERS AND REPLACE THE DEFECTIVE STEERING KNUCKLES FREE OF CHARGE AND REIMBURSE THE REPAIR FACILITY OR OWNER FOR LABOR. THE RECALL BEGAN ON FEBRUARY 23, 2009. OWNERS MAY CONTACT DORMAN'S TOLL-FREE HOTLINE AT…

    Reported February 17, 2009. 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 17, 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

  • Varies by configuration: 3.8L 6-cylinder, 3.8L 6-cylinder supercharged (2-MODE), 3.8L 6-cylinder supercharged (SC) · FWD
    21 mpg (11.2 L/100 km) to 19 mpg (12.4 L/100 km)

  • Varies by configuration: 3.8L 6-cylinder supercharged, 3.8L 6-cylinder, 5.3L 8-cylinder · FWD
    21 mpg (11.2 L/100 km) to 19 mpg (12.4 L/100 km)

Frequently asked questions

What engine does the 2005 Pontiac Grand Prix have?

Varies by configuration: 3.8L 6-cylinder supercharged, 3.8L 6-cylinder, 5.3L 8-cylinder. Engines can differ by trim, so check the trim list below.

What is the fuel economy of the 2005 Pontiac Grand Prix?

Combined fuel economy is 21 mpg (11.2 L/100 km) to 19 mpg (12.4 L/100 km), as published by the source shown in the specification table.

Is the 2005 Pontiac Grand Prix front-wheel, rear-wheel or all-wheel drive?

Drivetrain: FWD.

Are there recalls for the 2005 Pontiac Grand Prix?

NHTSA lists 2 recall campaigns for this model year (last checked October 17, 2026). Details are in the Recalls section.