2025 GMC Sierra 2500 HD MPG

Based on data from 1 vehicles, 7 fuel-ups and 1,959 miles of driving, the 2025 GMC Sierra 2500 HD gets a combined Avg MPG of 14.56 with a 1.22 MPG margin of error.

Below you can see a distribution of the fuel-ups with 0 outliers (0.00%) removed.

2025 GMC Sierra 2500 HDs For Sale Nearby

Distance: Zip Code:

GMC 2500 HD AT4

2025 GMC Sierra 2500 HD AT4 Automatic 10 Speed
Added Dec 2024 • 8 Fuel-ups

Property of machzender
14.6 Avg MPG

Recent Activity

from other GMC Sierra 2500 HD vehicles (View All)

rfoster added 1 notes for their 2006 GMC Sierra 2500 HD. 2 hours ago
Faronth fueled-up their 2022 GMC Sierra 2500 HD. Last Tank: 12.9 MPG 5 hours ago
ericflanagan added 1 reminders for their 2001 GMC Sierra 2500 HD. 7 hours ago
ericflanagan added 1 notes for their 2001 GMC Sierra 2500 HD. 7 hours ago
ericflanagan added 1 notes for their 2001 GMC Sierra 2500 HD. 7 hours ago
ericflanagan added 1 notes for their 2001 GMC Sierra 2500 HD. 7 hours ago
ericflanagan added 1 notes for their 2001 GMC Sierra 2500 HD. 7 hours ago

Tips

Keep Tire Pressure High

Low tire pressure means more rolling resistance, which means... ...

by justinperkins

2025 GMC Sierra 2500 HD MPG

2025 GMC Sierra 2500 HDs For Sale Nearby

GMC 2500 HD AT4

Recent Activity

Tips

Research

Community

Social

Support

Legal

Account

Join Fuelly

Benefits