RY6 ✓ Factory-verified

GMC · Regular Production Option

LPO, assist steps, Black tubular

Years 2027 Models 1 Factory citations 2

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Also documented for Chevrolet

Documented applications

Sierra 1500 — Next-Generation (2027) →

• 2027 ✓ Factory-verified

  Pro, Elevation 3SB, AT4, AT4X: O (ADI available); Elevation 3VL, Denali, Denali Ultimate: not offered; dealer-installed

  ⛭ GM factory document — 2027 gmc next generation sierra 1500 retail and fleet fleet order guide, p.41.

  ⛭ GM factory document — 2027 gmc next generation sierra 1500 retail and fleet fleet order guide rpo codes, p.1.

Related codes · mentioned in these notes

3SB3VL

This page aggregates every documented appearance of RY6 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.