Pontiac Bonneville Compare price, expert/user reviews, mpg, engines, safety, cargo capacity and other specs at a glance.

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Used Car Pricing Used listing price comparison and analysis.

2005 Pontiac Bonneville
GXP
CarGurus Instant Market Value
$6,972
3 listings nationwide

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Expert Reviews Reviews from CarGurus experts.

2005 Pontiac Bonneville
GXP

After 47 years on the market, the Pontiac Bonneville hears the fat lady sing in 2005. Starting life as Pontiac's sporty full-size coupe and convertible in the 1950s and evolving into ...

User Reviews Reviews from CarGurus users who have driven or owned the car.

2005 Pontiac Bonneville
GXP
45
jwdstang2000 2005 Pontiac Bonneville GXPReview:

Gxp — fun car, drives great. expensive to maintain. love beating up on little tuners at the stoplight wh...

Primary Use: Sport/fun (spirited driving, track racing, off-roading, etc.)

105
donhank 2005 Pontiac Bonneville GXPReview:

Another Great Orphan Bites The Dust. — Pontiac has been a favorite of mine since owning my Firebird TransAms. This car has great handling, ...

Primary Use: Family transportation

50
ruzzinator 2005 Pontiac Bonneville GXPReview:

Hey I Give It 10 Out Of 10 — 11/20/10 = Just found my 2005 Bonneville GXP, white tricoat with 18,000 miles. What a find. Have onl...

Primary Use: Commuting to work

Specs

2005 Pontiac Bonneville
GXP
Powertrain 4-Speed Automatic
Drivetrain
FWD
Fuel Economy, City
15 MPG
Fuel Economy, Highway
22 MPG
Fuel Tank Volume 18 gal
Engine
Fuel Type
Gasoline
Power
275 hp @ 5,600 RPM
Torque
300 lb-ft @ 4,000 RPM
Cylinders
8 cylinders
Compression Ratio
10:1
Displacement
4,600 cc
Bore x Stroke
3.66 in x 3.31 in
Safety
ABS Brakes Optional
Driver Airbag Optional
Passenger Airbag Optional
Front Side Airbags Optional
NHTSA Crash Test Results
Front Driver 4 stars
Front Passenger 5 stars
Side Driver 4 stars
Side Rear Passenger 4 stars
Rollover (pre-2011) 5 stars
Comfort and Convenience
Sunroof/Moonroof Optional
Leather Seats Standard
Air Conditioning Optional
CD Player Optional
CD Changer Optional
Cassette Player Optional
Radio Optional
Power Windows Optional
Power Door Locks Optional
Driver Power Seats Optional
Passenger Power Seats Optional
Interior
Maximum Seating 5 seats
Front Legroom 42.6 in
Back Legroom 38 in
Payload and Towing
Cargo Volume 18 cu ft
Exterior
Length 202.6 in
Width 74.2 in
Height 56.6 in
Wheelbase 112.2 in

Available Options

2005 Pontiac Bonneville
GXP

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