VDK ✓ Factory-verified

GMC · Regular Production Option

Ship thru, produced in Flint Assembly and shipped to Royal Truck Body, Flint, MI, returned to Flint Assembly for shipping to final destination

Years 2027 Models 1 Factory citations 1

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Also documented for Chevrolet

Documented applications

Sierra HD — T1XX (2020–2027) →

• 2027 ✓ Factory-verified internal

  only in: 2500 HD and 3500 HD CC

  ⛭ GM factory document — 2027 gmc sierra 2500 hd retail and fleet fleet order guide rpo codes, p.1.

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