Which GMC Sierra years have blind-spot monitoring?
The GMC Sierra offers blind-spot monitoring in 3 of the 3 model years we have trim data for (2020–2023). It first appears in 2020, standard on the Denali and optional on the AT4, Elevation, SLE and SLT. In 2023 it's optional on the AT4, AT4X, Denali, Denali Ultimate, Elevation, Elevation-L, SLE and SLT.
| Year | Has it? | Which trims |
|---|---|---|
| 2023 | Optional | Optional on the AT4, AT4X, Denali, Denali Ultimate, Elevation, Elevation-L, SLE and SLT (a package, option or drivetrain adds it). |
| 2021 | Optional | Optional on the AT4, Denali, Elevation, SLE and SLT (a package, option or drivetrain adds it). |
| 2020 | Some trims | Standard on the Denali. Optional on the AT4, Elevation, SLE and SLT (a package, option or drivetrain adds it). |
"Optional" means a package, option or drivetrain (FWD or AWD) adds it, so check the window sticker of the car you're buying. Trim data from OpenSpec, the manufacturer's equipment guides and NHTSA's vehicle database; years without trim data aren't listed.