2025 GMC Sierra 3500HD MPG & Gas Mileage Data
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55%
City
45%
Highway
2025 GMC Sierra 3500HD Denali
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD Pro
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD SLT
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD SLT
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD Pro
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD Denali Ultimate
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD Denali
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD Pro
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD SLE
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD SLE
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD SLE
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD Pro
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD Denali
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD Pro
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD SLT
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD SLE
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD SLE
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD AT4
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD Pro
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD Denali Ultimate
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD Denali Ultimate
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD SLT
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD SLT
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD AT4
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD SLE
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD SLT
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD SLE
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD Pro
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD Pro
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD Pro
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD SLE
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD SLE
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD SLE
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD Pro
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD Pro
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD Pro
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD Pro
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD SLE
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD SLE
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD Pro
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD SLE
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD SLE
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD Denali Ultimate
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD Denali Ultimate
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
2025 GMC Sierra 3500HD Denali Ultimate
N/A MPG EPA Combined City/HwyN/A CityN/A Highway
Cost to Drive
Not EPA Tested
Sierra 3500HD Denali
vs
$230/mo
Avg. Truck
Est. Combined City/Hwy
Not Available
N/A City
N/A Highway
Tailpipe Emissions
Not Available
Sierra 3500HD Denali
vs
7.5 tons
Avg. Large Truck
Yearly estimate based on your driving miles.
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