PDT ✓ Factory-verified

GMC · Regular Production Option

SLT Crew Cab Premium Plus package

Years 2016, 2018, 2025–27 Models 3 Factory citations 6

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Also described as LPO, Tailgate Gameday PackageSLT Premium Plus Package

Also documented for CadillacChevrolet

Documented applications

Sierra 1500 — Next-Generation (2027) →

• 2027 ✓ Factory-verified

  Pro, Elevation 3VL, AT4X, Denali Ultimate: not offered; Elevation 3SB, AT4, Denali: O (ADI available); includes SAX and RSI

  ⛭ GM factory document — 2027 gmc next generation sierra 1500 retail and fleet fleet order guide, p.38.

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

Sierra — K2XX (2014–2019) →

• 2016, 2018 ✓ Factory-verified

  new for 2016; only in: Crew Cab; GM uses PDT for a different package on the Silverado.

  ⛭ GM factory document — 2016 gmc sierra 1500 fleet order guide wayback, p.3.

  ⛭ GM factory document — 2018 gmc sierra 1500 order guide copy gm authority, p.90.

Sierra — T1XX (2019–2026) →

• 2025–2026 ✓ Factory-verified
  ⛭ 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.

Related codes · mentioned in these notes

3SB3VLRSISAX

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