Specifications
Engine Size2.7 L
Fuel TypeGasoline or E85
Transmission10 speed automatic
Drivetrain4-Wheel Drive
Combined MPG17 MPG
GMC Sierra 4WD (Flex Fuel) Comparison with Similar Vehicles
| GMC Sierra 4WD (Flex Fuel) (this vehicle) | GMC Sierra 4WD |  Ford Ranger 4WD |  Honda Ridgeline AWD |  Nissan Frontier 2WD |  GMC Canyon 2WD | |
|---|---|---|---|---|---|---|
| Price | — | — | $35,300–$57,350 | — | $29,770–$43,170 | $30,000–$45,000 |
| Engine Capacity | 2.7 L | 3L | 2.7L | 3.5L | 3.8L | 2.7L |
| Fuel Type | Gasoline or E85 | Diesel | Regular | Regular | Regular | Regular |
| Transmission | 10 speed automatic | Automatic 10-spd | Automatic (S10) | Automatic (S9) | Automatic (S9) | Automatic 8-spd |
| Body Type | Pickup Truck | Standard Pickup Trucks 4WD | Standard Pickup Trucks 4WD | Standard Pickup Trucks 4WD | Standard Pickup Trucks 2WD | Small Pickup Trucks 2WD |
About
The 2026 GMC Sierra 4WD (Flex Fuel) is a certified truck built for capability, featuring a robust 5.3L engine and a 10-speed automatic transmission. With its 4-wheel drive system, this pickup is ready to tackle demanding tasks.
Pros
- Certified safety status
- Flex Fuel capability (E85 option)
- Powerful 8-cylinder engine
- No complaints on record
Cons
- 3 recalls on record
- Below-average MPG
Complaints
No complaints on record.
Submit a complaintRecalls3 total
TRANSPORT CANADA
TRANSPORT CANADA
TRANSPORT CANADA
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Status history
Fair→Certified27 May 2026
Lemon Score: 94. 3 data points. v3 scoring.
Uncertain→Fair22 May 2026
Lemon Score: 55. 3 data points.