GMC
Sierra LTD C15 2WD
U.S. fuel economy and specifications from the EPA.

17Best combined MPG2019 model year
2019Model years1 with EPA ratings
1Rated configurationDrive, transmission and engine
5.3 LEngine sizeDisplacement
1 configuration.
Rear-Wheel Drive · Automatic 6-spd
Regular gasoline · Standard Pickup Trucks 2WD
- Combined MPG
- 17
- Engine displacement
- 5.3 L
- Cylinders
- 8