2003 Chevrolet Van 1500 Conversion Specs

1 powertrain configuration on federal record for the 2003 Chevrolet Van 1500 Conversion: 5.3L 8-cyl Regular Gasoline, rated up to 13 MPG combined by the EPA.

Source: EPA federal records (fueleconomy.gov) · Updated 2026-10-26 · By CarWhere Research

2003 Chevrolet Van 1500 Conversion engines, transmissions, drivetrains and EPA gas mileage
EngineTransmissionDrivetrainCityHighwayCombined
5.3L 8-cyl Regular GasolineAutomatic 4-spd4-Wheel or All-Wheel Drive121613

Van 1500 Conversion by year

Buying a used Van 1500 Conversion? 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 2003 Chevrolet Van 1500 Conversion have?

One powertrain on federal record: 5.3L 8-cyl Regular Gasoline, offered with Automatic 4-spd and 4-Wheel or All-Wheel Drive. The full per-configuration table is above.

What gas mileage does the 2003 Chevrolet Van 1500 Conversion get?

EPA combined ratings run 13–13 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 2003 Chevrolet Van 1500 Conversion 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).