2003 Pontiac Montana
20MPG
Combined
2
Trims
Updated February 27, 2026
Looking at the 2003 Pontiac Montana? This Van offers 18–20 combined MPG depending on trim and comes with 2 available configurations. We break down the specs, safety data, and how it compares to the competition.
2003 Pontiac Montana Specifications
| Spec | Value |
|---|---|
| Combined MPG | 18–20 combined MPG depending on trim |
| City MPG | 17 |
| Highway MPG | 24 |
| Body Style | Van |
| Fuel Type | Regular |
| Drive | AWD/4WD |
| Available Trims | 2 |
Available Trims
| Trim | MPG (City/Hwy/Combined) | Engine | Transmission |
|---|---|---|---|
| Auto | 16/22/18 | 3.4L 6cyl | Automatic 4-spd |
| Auto | 17/24/20 | 3.4L 6cyl | Automatic 4-spd |
Annual Fuel Cost
Based on EPA estimates, the 2003 Pontiac Montana costs approximately $2,325 per year in fuel. This assumes 15,000 miles driven annually and current fuel prices.
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