LPO, AT4 Premium Package

Years 2014, 2016, 2018–19, 2027 Models 3 Factory citations 8

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Also described as Texas Edition packageTexas SLE Value package

Also documented for Buick Chevrolet

Documented applications

Sierra 1500 — Next-Generation (2027)

2027 Factory-verified

Pro, Elevation, AT4X, Denali, Denali Ultimate: not offered; AT4: O (ADI available); includes VXW VQK RZU VBP SBZ

GM factory document — 2027 gmc next generation sierra 1500 retail and fleet fleet order guide, p.36.
GM factory document — 2027 gmc next generation sierra 1500 retail and fleet fleet order guide rpo codes, p.1.

Sierra HD — GMT900 (2007–2014)

2014 Factory-verified

SLE crew cab; 20 inch forged polished aluminum wheels, camper mirrors, heavy-duty trailering, locking differential and chrome accents; for delivery to residents of Texas and nearby states

GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3.
GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.

Sierra — K2XX (2014–2019)

2014, 2016, 2018–2019 Factory-verified

the Silverado K2XX doc reads PDA as its Texas Edition.

GM factory document — 2014 gmc sierra 1500 fleet order guide wayback, p.3.
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.89.
GM factory document — 2019 gmc sierra 1500 limited double cab k2xx order guide copy gm authority, p.40.

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