Skip navigation
fueleconomy.gov/m

Compare Cars

2026 GMC Sierra 4WD with Sport Mode Delete vehicle

2026 GMC Sierra 4WD with Sport Mode

3.0 L, 6 cyl, Auto 10-spd, Diesel

MSRP: $42,900 - $84,200

EPA Fuel Economy

Combined: 24 mpg

City: 22 mpg

Highway: 26 mpg

Range: 576 miles

Average: 26.5 mpg

Range: 26  to  26 mpg

Based on 1 vehicle

Learn More

Annual Fuel Cost*: $3,300

Cost to Drive 25 Miles: $5.53

Tank Size: 24.0 gallons

Cost to Fill the Tank: $127

Miles on a Tank: 576 miles

*Based on 45% highway, 55% city driving, 15,000 annual miles and current fuel prices. Personalize

Learn More

Where can I buy biodiesel?

14.9 barrels per year

Learn More

Learn More