TRE ✓ Factory-verified

GMC · Regular Production Option

Ship thru, Ft. Wayne Assembly to Ft. Wayne Fleet Equipment, Roanoke, IN, and back to Ft. Wayne Assembly

Years 2025–27 Models 2 Factory citations 4

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Also described as Ship thru, Ft. Wayne Fleet Equipment, Roanoke, IN

Also documented for Chevrolet

Documented applications

Sierra 1500 — Next-Generation (2027) →

• 2027 ✓ Factory-verified internal
  ⛭ GM factory document — 2027 gmc next generation sierra 1500 retail and fleet fleet order guide, p.110.

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

Sierra — T1XX (2019–2026) →

• 2025–2026 ✓ Factory-verified internal

  built at Ft. Wayne Assembly; returned to Ft. Wayne Assembly for final shipping

  ⛭ GM factory document — 2025 gmc sierra 1500 retail and fleet fleet order guide rpo codes, p.1.

  ⛭ GM factory document — 2026 gmc sierra 1500 retail and fleet fleet order guide rpo codes, p.1.

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