2026 GMC Sierra 4WD 4M
18MPG
Combined
1
Trim
2026
Updated February 27, 2026
Looking at the 2026 GMC Sierra 4WD 4M? This Truck offers 18 combined MPG and comes with 1 available configurations. We break down the specs, safety data, and how it compares to the competition.
2026 GMC Sierra 4WD 4M Specifications
| Spec | Value |
|---|---|
| Combined MPG | 18 combined MPG |
| City MPG | 17 |
| Highway MPG | 20 |
| Body Style | Truck |
| Fuel Type | Regular |
| Drive | 4WD |
| Available Trims | 1 |
Annual Fuel Cost
Based on EPA estimates, the 2026 GMC Sierra 4WD 4M costs approximately $2,450 per year in fuel. This assumes 15,000 miles driven annually and current fuel prices.
Compare the 2026 GMC Sierra 4WD 4M
See how it stacks up against similar vehicles:
- Chevrolet Colorado Mud Terrain Tires
- Chevrolet Silverado (With Sport Mode)
- Chevrolet Silverado (With Sport Mode) 4WD M6
Other Model Years
- 2026 (this page)
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