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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
27MPG combined
23/33MPG city / highway
$2,500fuel a year
329 g CO₂ per mile 2.2 L 4-cyl Manual 5-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 compact front-wheel-drive car powered by a 2.2-liter four-cylinder engine and five-speed manual transmission. Its EPA rating is 27 MPG combined, with 23 MPG city and 33 MPG highway. The EPA annual fuel-cost estimate is $2,500, and tailpipe emissions are 329.15 grams of CO2 per mile.

Good to know

  • 27 MPG combined EPA rating
  • 33 MPG highway rating
  • Front-wheel drive
  • 2.2-liter four-cylinder engine
  • Five-speed manual transmission

Watch for

  • 23 MPG city rating
  • EPA annual fuel cost is $2,500
  • Gasoline-only powertrain
  • Tailpipe CO2 is 329.15 grams per mile

Who it suits. Drivers wanting a compact front-wheel-drive car People comfortable with a manual transmission Trips that include highway driving

The Alero makes sense for someone seeking a compact, front-wheel-drive gasoline car with a five-speed manual. Plan around 27 MPG overall, with city mileage lower at 23 MPG and highway mileage higher at 33 MPG. The EPA's $2,500 annual fuel-cost estimate is the key budget figure. Its 329.15 grams of CO2 per mile also gives a clear emissions reference. Drivers who prefer an automatic or need a different body style should look elsewhere.

What it is

The 2004 Oldsmobile Alero is a compact car that runs on gasoline. It has front-wheel drive, a 2.2-liter four-cylinder engine, and a five-speed manual transmission.

Its defining EPA figure is 27 MPG combined. That combines the car's 23 MPG city rating with its 33 MPG highway rating.

The numbers

City driving is rated at 23 MPG, while highway driving is rated at 33 MPG. The difference reflects how the Alero's fuel use changes between slower urban trips and steadier highway travel.

The Alero's tailpipe output is 329.15 grams of CO2 per mile.

What it costs to run

The EPA annual fuel-cost estimate for this Alero is $2,500. Your actual bill will depend on how much you drive and the gasoline prices you pay.

How it compares

For side-by-side shopping, use 27 MPG as the Alero's combined benchmark. Its 23 city and 33 highway figures show where its fuel use falls in each type of driving.

You can place it alongside other Oldsmobile cars by matching body type, drivetrain, and EPA MPG figures.

Who it suits

This Alero suits a driver looking for a compact gasoline car with front-wheel drive and a manual transmission.

Its highway rating makes it a clearer fit for drivers whose trips include steady highway miles, while the 23 MPG city figure sets the expectation for urban use.

Trade-offs

Front-wheel drive is the only drivetrain listed here.

Fuel use varies by route: the EPA rating drops to 23 MPG in city driving and rises to 33 MPG on the highway.

Verdict

Choose the 2004 Oldsmobile Alero if a compact car, gasoline power, front-wheel drive, and a manual gearbox match your needs. Its 27 MPG combined rating gives you a straightforward fuel-use target, while the $2,500 annual EPA estimate sets a substantial running-cost baseline. Highway trips should use less fuel than city travel, but the Alero's 23 MPG urban figure matters if most of your miles are in town.

Every figure on record

Efficiency
Combined MPG
27 MPG
City MPG
23 MPG
Highway MPG
33 MPG
Running cost
Annual fuel cost
$2,500
Tailpipe CO₂
329 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
Manual 5-spd
Fuel
Gasoline

Questions

What is the 2004 Oldsmobile Alero's combined MPG?

The EPA combined rating is 27 MPG.

What city and highway MPG does the Alero get?

It is rated at 23 MPG in the city and 33 MPG on the highway.

What engine and transmission does it use?

The Alero has a 2.2-liter four-cylinder engine and a five-speed manual transmission.

Is the 2004 Alero front-wheel drive?

Yes. Its listed drivetrain is front-wheel drive.

How much fuel cost does the EPA estimate?

The EPA annual fuel-cost estimate is $2,500.

What is the Alero's tailpipe CO2 figure?

Tailpipe emissions are listed at 329.15 grams of CO2 per mile.

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