- 2007–2009 Factory-verifiedGM Heritage factory kit — 2007 Chevrolet Avalanche, p.29.
BRS Factory-verified
Also described as Assist stepsAssist steps, power-retractableAssist steps, power-retractable, with lighting
Also documented for CadillacGMC
Documented applications
- 2023, 2025–2026 Factory-verified
only in: 2500 HD, 3500 HD
- 2020, 2022–2026 Factory-verified
- 2007–2009, 2014 Factory-verified
Trim marks in the 2014 guide: LTZ: O.
GM Heritage factory kit — 2007 Chevrolet Suburban, p.32, p.160.
- 2015–2019 Factory-verified
LTZ: A; LS, LT: not available; bright accent strip; 2018–2019 from GM's 2018 and 2019 Suburban order guides (GM Authority copies)
- 2007–2009 Factory-verifiedGM Heritage factory kit — 2007 Chevrolet Tahoe, p.27, p.136.
- 2015–2019 Factory-verified
LTZ: A; LS, LT: not available; bright accent strip; 2018–2019 from GM's 2018 and 2019 Tahoe order guides (GM Authority copies)
This page aggregates every documented appearance of BRS in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.