1984 GMC Vandura G15/25 Specs
14 powertrain configurations on federal record for the 1984 GMC Vandura G15/25: 4.1L 6-cyl Regular Gasoline; 5.0L 8-cyl Regular Gasoline; 6.2L 8-cyl Diesel, rated up to 20 MPG combined by the EPA.
Source: EPA federal records (fueleconomy.gov) · Updated 2026-10-26 · By CarWhere Research
| Engine | Transmission | Drivetrain | City | Highway | Combined |
|---|---|---|---|---|---|
| 4.1L 6-cyl Regular Gasoline | Automatic 3-spd | 2-Wheel Drive | 14 | 17 | 15 |
| 4.1L 6-cyl Regular Gasoline | Automatic 4-spd | 2-Wheel Drive | 14 | 18 | 15 |
| 4.1L 6-cyl Regular Gasoline | Manual 3-spd | 2-Wheel Drive | 15 | 17 | 16 |
| 4.1L 6-cyl Regular Gasoline | Manual 4-spd | 2-Wheel Drive | 15 | 19 | 16 |
| 5.0L 8-cyl Regular Gasoline | Automatic 3-spd | 2-Wheel Drive | 13 | 16 | 14 |
| 5.0L 8-cyl Regular Gasoline | Automatic 4-spd | 2-Wheel Drive | 13 | 18 | 15 |
| 5.0L 8-cyl Regular Gasoline | Manual 3-spd | 2-Wheel Drive | 14 | 17 | 15 |
| 5.0L 8-cyl Regular Gasoline | Manual 4-spd | 2-Wheel Drive | 15 | 17 | 16 |
| 6.2L 8-cyl Diesel | Automatic 4-spd | 2-Wheel Drive | 17 | 22 | 19 |
| 6.2L 8-cyl Diesel | Manual 4-spd | 2-Wheel Drive | 18 | 22 | 20 |
| 4.1L 6-cyl Regular Gasoline | Manual 3-spd | 2-Wheel Drive | 14 | 16 | 15 |
| 4.1L 6-cyl Regular Gasoline | Manual 4-spd | 2-Wheel Drive | 14 | 17 | 15 |
| 5.0L 8-cyl Regular Gasoline | Automatic 4-spd | 2-Wheel Drive | 13 | 17 | 14 |
| 6.2L 8-cyl Diesel | Manual 4-spd | 2-Wheel Drive | 18 | 22 | 19 |
Vandura G15/25 by year
Buying a used Vandura G15/25? Specs are the easy half.
then check the specific car: the Full VIN Report shows that VIN's factory build, recall record, and market history before you pay for it.
Frequently asked questions
What engines does the 1984 GMC Vandura G15/25 have?
3 engines on federal record: 4.1L 6-cyl Regular Gasoline; 5.0L 8-cyl Regular Gasoline; 6.2L 8-cyl Diesel, offered with Automatic 3-spd, Automatic 4-spd, Manual 3-spd, Manual 4-spd and 2-Wheel Drive. The full per-configuration table is above.
What gas mileage does the 1984 GMC Vandura G15/25 get?
EPA combined ratings run 14–20 MPG depending on configuration — the table above shows city/highway/combined for each engine, transmission, and drivetrain.
How do I get the specs for my exact VIN?
These are the federal-record configurations for the 1984 GMC Vandura G15/25 overall. For one specific vehicle — its exact engine, trim, factory options, and original window sticker — decode the 17-character VIN free at carwhere.com/tools/vin-decoder.
Where does this data come from?
The U.S. EPA's public vehicle dataset (fueleconomy.gov) — the federal record of every US-market configuration since 1984 — refreshed 2026-10-26. Public-domain data; republish with attribution to CarWhere (carwhere.com).