2003 Pontiac Bonneville Specs, MPG & Trims

EPA fuel-economy data and specifications for the 2003 Pontiac Bonneville (19–21 MPG combined) across 2 listed configurations.

Overview

Body class
Large Cars
Drive
Front-Wheel Drive
Engine
6-cyl, 3.8 L
Fuel type
Premium Gasoline, Regular Gasoline
Combined MPG
19–21 MPG
Annual fuel cost
$3,200–$4,350
Configurations
2

MPG & fuel economy

City, highway and combined values below are EPA estimates. Where a powertrain has several configurations, the table shows the lowest–highest reported value. Electric configurations use MPGe.

EPA city, highway and combined ratings by powertrain for the 2003 Pontiac Bonneville. Electric configurations are rated in MPGe.
PowertrainCityHighwayCombinedAnnual fuel costCO2
6-cyl 3.8 L · Premium Gasoline · Front-Wheel Drive162519$4,350—
6-cyl 3.8 L · Regular Gasoline · Front-Wheel Drive172721$3,200—

Configurations & engine comparison

Each row is one configuration/engine combination reported by the EPA for this model year. Missing EPA values are shown as —.

Every EPA-listed configuration for the 2003 Pontiac Bonneville (2 rows). "Configuration" is the EPA configuration/engine name.
Configuration / engineDriveTransmissionCyl.Displ. (L)Fuel typeCityHwyComb.Annual cost
BonnevilleFront-Wheel DriveAutomatic 4-spd63.8Premium Gasoline162519$4,350
BonnevilleFront-Wheel DriveAutomatic 4-spd63.8Regular Gasoline172721$3,200

Frequently asked questions

What is the combined MPG of the 2003 Pontiac Bonneville?

According to EPA data, the 2003 Pontiac Bonneville is rated at 19–21 MPG combined for its conventional-fuel configurations.

How many cylinders does the 2003 Pontiac Bonneville have?

The EPA data lists 6 cylinders for this vehicle.

What fuel type does the 2003 Pontiac Bonneville use?

It is offered with Premium Gasoline and Regular Gasoline.

What is the annual fuel cost of the 2003 Pontiac Bonneville?

The EPA estimates annual fuel costs ranging from $3,200 to $4,350.