2025 GMC Savana Cargo Gas Tank Size & Fuel Capacity
Fuel tank capacity
31.0gal · 117 L
The 2025 GMC Savana Cargo has a fuel tank capacity of 31.0 gallons (117 liters) on every trim.
31.0 gal · Bigger than 95% of 2025 models we list.
Listed separately: 2025 GMC Savana (31.0 gal).
2025 GMC Savana Cargo fuel tank capacity by trim
| Trim | Engine | Drive | Tank | |||
|---|---|---|---|---|---|---|
| 2500 3dr Ext Van 4.3L 6cyl 8A · RWD | 4.3L 6cyl 8A | RWD | 31.0 gal117 L | |||
| 2500 3dr Van 4.3L 6cyl 8A · RWD | 4.3L 6cyl 8A | RWD | 31.0 gal117 L | |||
| 3500 3dr Ext Van 4.3L 6cyl 8A · RWD | 4.3L 6cyl 8A | RWD | 31.0 gal117 L | |||
| 3500 3dr Van 4.3L 6cyl 8A · RWD | 4.3L 6cyl 8A | RWD | 31.0 gal117 L | |||
| No trim matches all of these filters. | ||||||
Tank figures are the manufacturer's rated capacity, sorted smallest tank first. The EPA doesn't rate fuel economy for heavy-duty pickups and vans (over 8,500 lb gross vehicle weight), so these trims have no official MPG or range.
What it costs to fill up a 2025 GMC Savana Cargo
$132.37 to fill the 31.0-gallon tank from empty with regular, at this week's US average of $4.27 a gallon.
| Tank | Fuel | US avg / gal | From empty | From 1/4 tank |
|---|---|---|---|---|
| 31.0 gal | Regular | $4.27 | $132.37 | $99.28 |
By region, 31.0-gallon tank
| Region | Regular / gal | Fill from empty |
|---|---|---|
| East Coast | $4.02 | $124.62 |
| Midwest | $4.27 | $132.37 |
| Gulf CoastLowest | $3.70 | $114.70 |
| Rocky Mountain | $4.46 | $138.26 |
| West Coast | $5.42 | $168.02 |
| CaliforniaHighest | $5.89 | $182.59 |
Prices: U.S. Energy Information Administration retail averages for the week of October 26, 2026. This week's prices by state and city.
Your own price
- 31.0-gallon tank$132.37
Starts at the US average for regular; type in what your station charges. For other tank sizes, use the fill-up calculator.
Savana Cargo tank size in other years
The 2025 Savana Cargo uses the same 31.0 gal tank as every Savana Cargo since 1996.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2026 Savana Cargo | 31.0 gal | Not rated |
| 2025 Savana Cargo | 31.0 gal | Not rated |
| 2024 Savana Cargo | 31.0 gal | Not rated |
| 2023 Savana Cargo | 31.0 gal | Not rated |
| 2022 Savana Cargo | 31.0 gal | Not rated |
| 2021 Savana Cargo | 31.0 gal | Not rated |
| 2020 Savana Cargo | 31.0 gal | Not rated |
- 2026
- 2025
- 2024
- 2023
- 2022
- 2021
- 2020
- 2019
- 2018
- 2017
- 2016
- 2015
- 2014
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- 2012
- 2011
- 2010
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- 1996
2025 GMC Savana Cargo vs similar 2025 vans
The Savana Cargo has the largest tank of the three 2025 vans compared here, 31.0 gallons against 31.0 for the Chevrolet Express Cargo.
| 2025 model | Tank | Longest highway range |
|---|---|---|
| GMC Savana Cargo | 31.0 gal | Not rated |
| Chevrolet Express Cargo | 31.0 gal | Not rated |
| Ram ProMaster Window Van | 24.0 gal | Not rated |
Other 2025 vans of a similar size, one model per brand.
Frequently asked questions
What is the fuel tank capacity of the 2025 GMC Savana Cargo?
The 2025 GMC Savana Cargo holds 31.0 gallons (117 liters) on every trim we list.
How many gallons and liters does the 2025 GMC Savana Cargo gas tank hold?
The 2025 GMC Savana Cargo tank holds 117 liters, or 31.0 gallons in US gallons.
What gas does the 2025 GMC Savana Cargo take?
Regular unleaded. The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 2025 GMC Savana Cargo?
At the US average of $4.27 a gallon for regular (EIA, week of October 26, 2026), filling the 31.0-gallon tank from empty costs $132.37. It ranges from $114.70 in the Gulf Coast to $182.59 in California.
How much does a full tank of gas weigh in a 2025 GMC Savana Cargo?
About 192 pounds for the 31.0-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 2025 GMC Savana Cargo have a bigger gas tank than the Chevrolet Express Cargo?
No, they match: both top out at 31.0 gallons in 2025.
Sources
- Tank sizes: manufacturer-rated capacities from US-market specifications, checked against independent references. Updated October 2026.
- MPG and range: EPA ratings. Range is tank size times EPA MPG.
- Fuel prices: U.S. Energy Information Administration, week of October 26, 2026 (this week's prices).
Does your owner's manual say something different? Let us know and we'll fix it. More on how we check the numbers.