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Oldsmobile Alero

Photo: Oldsmobile Alero by IFCAR, Public domain, via Wikimedia Commons. It shows the model, not always this exact version.

Oldsmobile · model year 2004

2004 Oldsmobile Alero

Compact · Front-Wheel Drive · Gas · EPA class: Compact Cars

EPA figures · 2004fueleconomy.gov
25MPG combined
21/31MPG city / highway
$2,700fuel a year
355 g CO₂ per mile 2.2 L 4-cyl Automatic 4-spd
This car on fueleconomy.gov, read 2 October 2026. Your own figures depend on how and where you drive.

Where it places

The CarCody take

The 2004 Oldsmobile Alero is a front-wheel-drive compact car with a 2.2-liter four-cylinder gasoline engine and a four-speed automatic transmission. It is rated at 21 mpg in city driving and 31 mpg on the highway, with 25 mpg combined. The listed annual fuel cost is $2,700, and its tailpipe carbon dioxide emissions are 355.48 grams per mile. The Alero’s EPA class is Compact Cars, and the base model is also listed as Alero. For buyers comparing everyday fuel use, the city and highway ratings show the difference between the two driving categories, while the combined figure provides a single overall rating. This entry describes the 2004 gasoline configuration with front-wheel drive.

Good to know

  • 31 mpg highway fuel economy
  • Front-wheel drive
  • Four-speed automatic transmission

Watch for

  • 21 mpg city fuel economy
  • $2,700 annual fuel cost
  • 355.48 g/mile tailpipe CO2

Who it suits. The Alero may interest buyers looking for a compact gasoline car with front-wheel drive and an automatic transmission. Its separate city and highway ratings are useful for considering different driving mixes.

The 2004 Alero has a 2.2-liter four-cylinder engine, front-wheel drive and a four-speed automatic. Its combined rating is 25 mpg, with a listed annual fuel cost of $2,700.

Every figure on record

Efficiency
Combined MPG
25 MPG
City MPG
21 MPG
Highway MPG
31 MPG
Running cost
Annual fuel cost
$2,700
Tailpipe CO₂
355 g per mile
The car
Model year
2004
Body
Car
EPA size class
Compact Cars
Drive
Front-Wheel Drive
Powertrain
Engine
2.2 L 4-cyl
Transmission
Automatic 4-spd
Fuel
Gasoline

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