Assist step delete, BVQ factory-installed 6 inch chrome tubular rectangular

Years 2015–16, 2018–19 Models 2 Factory citations 4

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Also described as Assist step delete

Also documented for Chevrolet

Documented applications

Sierra HD — K2XX (2015–2019)

2015, 2018–2019 Factory-verified

deletes the standard LPO 6 inch chrome assist steps (VXH) when another LPO step is ordered; the 2018 guide prints Assist Steps Not Desired or Alternate Step Desired; only in: 3500HD in 2015; 2015 marks: Sierra, SLE: not offered; SLT: O; 2018: GM's 2018 Sierra 2500HD order guide; 2019: GM's 2019 Sierra 3500HD order guide

GM factory document — 2015 gmc sierra 3500hd fleet order guide wayback, p.3.
GM factory document — 2018 gmc sierra 2500hd order guide copy gm authority, p.22.
GM factory document — 2019 gmc sierra 3500hd order guide copy gm authority, p.20.

Sierra — K2XX (2014–2019)

2016 Factory-verified

only in: Denali 1500; required with the power steps (BRS) or the LPO 4 inch round steps (VXJ); the guide prints a second R8M, a VXH delete, for the 2500HD and 3500HD only.

GM factory document — 2016 gmc sierra denali fleet order guide wayback, p.3.

This page aggregates every documented appearance of R8M in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.