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GMC

GMC · model year 1984

1984 GMC G15/25 Rally 2WD

Van · 2-Wheel Drive · Gas · EPA class: Vans, Passenger Type

EPA figures · 1984fueleconomy.gov
14MPG combined
13/16MPG city / highway
$4,800fuel a year
635 g CO₂ per mile 4.1 L 6-cyl Automatic 3-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 1984 GMC G15/25 Rally 2WD is a gasoline passenger van with 2-wheel drive, a 4.1-liter six-cylinder engine and a three-speed automatic. Its EPA rating is 14 MPG combined, split between 13 city and 16 highway. EPA lists annual fuel cost at $4,800 and tailpipe CO2 at 634.79 grams per mile.

Good to know

  • Passenger-type van body
  • 4.1 L six-cylinder gasoline engine
  • 2-wheel drive layout
  • 16 MPG highway rating

Watch for

  • 14 MPG combined rating
  • 13 MPG city rating
  • $4,800 annual EPA fuel cost
  • 634.79 g/mile tailpipe CO2

Who it suits. Drivers needing a passenger-type van Buyers comfortable with 2-wheel drive Highway-focused use

Choose this Rally when its passenger-van shape and 2-wheel-drive layout match your needs. Budget carefully for gasoline: the EPA estimate is $4,800 each year. Its 13 MPG city result is lower than its 16 MPG highway result, so driving mix matters. The 4.1 L six-cylinder and three-speed automatic define the powertrain, while the 14 MPG combined number gives the clearest quick measure of everyday fuel use.

What it is

This 1984 GMC G15/25 Rally 2WD is a passenger-type van. It uses gasoline, 2-wheel drive, a 4.1 L six-cylinder engine and a three-speed automatic transmission.

The numbers

Its defining EPA figure is 14 MPG combined. The city rating is 13 MPG, while the highway rating is 16 MPG.

What it costs to run

EPA lists annual fuel cost at $4,800. Tailpipe emissions are rated at 634.79 grams of CO2 per mile.

How it compares

Its city and highway figures are 13 and 16 MPG.

Who it suits

This van suits a buyer who needs a passenger-type body and accepts a gasoline powertrain with 2-wheel drive. The 14 MPG combined rating puts fuel use at the center of the decision.

Trade-offs

The 4.1 L six-cylinder and automatic three-speed setup are paired with a 14 MPG combined rating. You get a van body and 2-wheel drive, while EPA fuel cost is $4,800 a year and CO2 is 634.79 grams per mile.

Verdict

Choose this Rally when its passenger-van shape and 2-wheel-drive layout match your needs. Budget carefully for gasoline: the EPA estimate is $4,800 each year. Its 13 MPG city result is lower than its 16 MPG highway result, so driving mix matters. The 4.1 L six-cylinder and three-speed automatic define the powertrain, while the 14 MPG combined number gives the clearest quick measure of everyday fuel use.

Every figure on record

Efficiency
Combined MPG
14 MPG
City MPG
13 MPG
Highway MPG
16 MPG
Running cost
Annual fuel cost
$4,800
Tailpipe CO₂
635 g per mile
The car
Model year
1984
Body
Van
EPA size class
Vans, Passenger Type
Drive
2-Wheel Drive
Powertrain
Engine
4.1 L 6-cyl
Transmission
Automatic 3-spd
Fuel
Gasoline

Questions

What is the 1984 GMC G15/25 Rally 2WD's combined MPG?

Its EPA combined rating is 14 MPG.

What are its city and highway MPG figures?

EPA rates it at 13 MPG in city driving and 16 MPG on the highway.

How much fuel cost does EPA list each year?

The EPA annual fuel cost figure is $4,800.

What engine and transmission does it use?

It has a 4.1 L six-cylinder gasoline engine with an automatic three-speed transmission.

Is the 1984 GMC G15/25 Rally 2WD two-wheel drive?

Yes. The listed drive type is 2-wheel drive.

What kind of vehicle is it?

It is a passenger-type van from GMC's Rally family.

How much tailpipe CO2 does it emit?

The rating is 634.79 grams of CO2 per mile.

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