How big is the gas tank on a 2015 Chevy Express 3500?
The gas tank capacity for a 2015 Chevy Express 3500 is 31 gallons (about 117 liters).
This article explains the tank size, how it applies across common 3500 configurations, and what that means for driving range and refueling in everyday use.
Tank size across configurations
The 2015 Express 3500 generally uses a 31-gallon fuel tank across its popular body styles, including cargo and passenger vans. While engine choices vary, the tank size is typically the same, helping provide a consistent range profile across configurations.
Available gasoline engines
Here are the commonly available gasoline powerplants for the 2015 Express 3500, all paired with the same standard tank:
- 4.3L V6
- 4.8L V8
- 6.0L V8
In practice, the 31-gallon capacity is the standard figure for most Express 3500 builds. Some specialty or aftermarket configurations could vary, so always verify the exact capacity for a given vehicle from the build sheet or the owner’s manual.
Estimating range and practical implications
With a 31-gallon tank, the driving range depends on engine choice, payload, driving conditions, and whether the van is configured for cargo or passenger use. Real-world fuel economy for these vans typically places the range in the low-to-mid teens per gallon, resulting in several hundred miles on a full tank. Plan refueling around your daily driving pattern and consider keeping a margin for heavier loads or urban stop-and-go driving.
Summary
In short, a 2015 Chevy Express 3500 typically comes with a 31-gallon (about 117 liters) gas tank, a figure that remains consistent across the main engine options (4.3L V6, 4.8L V8, and 6.0L V8) and most standard cargo or passenger configurations. For precise figures on a specific vehicle, consult the door sticker, the vehicle’s build sheet, or GM’s official spec documentation.
How big is the gas tank on a Chevy Express 3500?
31 Gallon
31 Gallon Fuel Tank For 96-02 Chevy Express 3500 Express 2500 6.5L Silver.
How big is the gas tank on a 2015 Chevy 3500?
36.0 gal
How many miles per gallon does a 2015 Chevy Express 3500 get?
2015 Chevrolet Express 3500 Passenger Specs, Features & Options
| Save 1 of 8 Express 3500 Passenger LT Extended Van 3D | Save 2 of 8 Express 3500 Passenger LS Van 3D |
|---|---|
| See Pricing See Cars in Stock | See Pricing See Cars in Stock |
| Fuel Economy | |
| City 11/Hwy 16/Comb 12 MPG | City 11/Hwy 16/Comb 12 MPG |
| Fuel Type |
How big is the gas tank on a 2015 Chevy Express?
31.0 gal
341.0/527.0 mi. 31.0 gal.
