GMC ยท 2020
2020 GMC Sierra Cab Chassis 2WD
Official EPA fuel economy and NHTSA recall record, best combined figure 17 MPG.
Fuel economy (EPA)
| Engine | Transmission | Fuel | City | Highway | Combined | CO2 g/mi |
|---|---|---|---|---|---|---|
| 4.3L 6-cyl | Automatic 6-spd | Regular | 15 | 19 | 17 | 523 |
| 5.3L 8-cyl | Automatic 6-spd | Regular | 14 | 18 | 15 | 582 |
Safety recalls (NHTSA)
No NHTSA recall campaigns on record for this model year in our latest refresh.
Sources: EPA fueleconomy.gov, the NHTSA recalls, complaints and 5-Star Safety Ratings databases (all US public data), refreshed monthly. Recall texts are quoted from the official record. Details on About & Data Sources.