2005 Pontiac Bonneville

No photo available — body style shown for reference.

The Verdict

Worst problem area

Airbags & Restraints

Airbags & Restraints leads by volume: 12 of 27 complaints (44%) mention it.

Complaints filed fell from 28 in 2004 to 27 in 2005.

Data last changed . Sources: NHTSA complaints and recalls, EPA fuel economy data. Methodology

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Cost, Fuel Economy & Complaint History

Fuel cost, fuel economy, and complaint history by model-yearScroll sideways to see all 3 years. Fuel figures show the range across trims for years with more than one EPA-rated configuration.
Category200320042005vs. 2005 Large Cars
Annual fuel cost ($)2,950–4,1002,950–3,9002,950–3,450
Combined MPG19–2118–2118–21
City / Highway MPG16–17 / 25–2715–18 / 22–2715–18 / 22–27
CO₂ tailpipe (g/mi)423–468423–494423–494
Complaints filed542827Not compared
Recalls issued200Not compared
Crash-involved complaints302Not compared
Fire-involved complaints511Not compared
Injuries reported223Not compared
Deaths reported000Not compared
Configurations compared232

Not compared: this database has no vehicle sales or registration figures, so a raw count mostly reflects how many were sold, not how safe the vehicle is.

Common questions

How many recalls does the 2005 Pontiac Bonneville have?

No NHTSA recall campaigns as of Sep 16, 2026.

What is the most common complaint about the 2005 Pontiac Bonneville?

Airbags & Restraints: 12 of 27 NHTSA complaints (44%) mention it.

What gas mileage does the 2005 Pontiac Bonneville get?

EPA rates it 18–21 MPG combined across 2 configurations.

How much does it cost to fuel a 2005 Pontiac Bonneville?

EPA estimates $2,950–$3,450 a year in fuel costs, using EPA's assumptions.

EPA-Rated Configurations (2)

Every EPA-rated configuration on this page, one row each.A number tagged (low) or (high) is this page’s own cost-table figure of that name, above.
ConfigurationTransmissionCylindersDisplacementDrivetrainFuel TypeVehicle ClassCityHighwayCombinedAnnual Fuel CostCO₂
Configuration 1Automatic 4-spd63.8LFront-Wheel DriveRegularLarge Cars18 mpg (high)27 mpg (high)21 mpg (high)$2,950 (low)423 g/mi (low)
Configuration 2Automatic 4-spd84.6LFront-Wheel DriveRegularLarge Cars15 mpg (low)22 mpg (low)18 mpg (low)$3,450 (high)494 g/mi (high)

Complaints by Category

Complaints by category, in the same fixed order on every page
CategoryComplaintsCrash-InvolvedFire-InvolvedInjuriesDeaths
Engine51120
Transmission & Drivetrain21010
Fuel System00000
Electrical80000
Brakes11020
Steering50000
Suspension, Wheels & Tires20000
Airbags & Restraints122030
Driver Assistance & Speed Control00000
Body, Seats & Latches00000
Visibility & Lighting00000
Other20000

A complaint that names more than one category is counted in each, so the rows can add up to more than the total number of complaints.

Recalls

No recalls have been issued for this model-year.