PQF Factory-verified

Buick · Regular Production Option

OnStar Protection service, 6 months added, fleet

Years 2016–19 Models 7 Factory citations 13

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Also described as OnStar Protection service, additional 6 monthsOnStar Protection Service, 6 monthsOnStar Protection service, 6 months

Also documented for Cadillac Chevrolet GMC

Documented applications

Cascada — Delta II (2016–2019)

2016–2019 Factory-verified

2016: all trims: O; 2017–2019: 1SP, 1SH: O; requires UE1 and a fleet or government order type

GM factory document — 2016 buick cascada order guide copy gm authority, p.12.
GM factory document — 2017 buick cascada order guide copy gm authority, p.17.
GM factory document — 2018 buick cascada order guide copy gm authority, p.18.
GM factory document — 2019 buick cascada order guide copy gm authority, p.18.

Enclave — C1XX (2018–2024)

2018 Factory-verified

all trims: O; fleet orders; 2018: GM order guide via GM Authority

GM factory document — 2018 buick enclave order guide copy gm authority, p.27, p.37.

Encore — Gamma II (2013–2022)

2018 Factory-verified

fleet; not on Encore 1SV

GM factory document — 2018 buick encore order guide copy gm authority, p.26.

Envision — D2XX, imported from China (2016–2020)

2017–2019 Factory-verified

2019: 1SD, 1SL, 1SN, 1SP: O; fleet or government order types; the 2019 guide limits it to sales through April 30, 2018; 2016 is left out: the 2016 guide prints it only in its RPO code index

GM factory document — 2017 buick envision order guide copy gm authority, p.25.
GM factory document — 2018 buick envision order guide copy gm authority, p.23.
GM factory document — 2019 buick envision order guide copy gm authority, p.29.

LaCrosse — E2XX, 3rd gen (2017–2019)

2018 Factory-verified

2018: Preferred, Essence, Premium: O

GM factory document — 2018 buick lacrosse order guide copy gm authority, p.22.

Regal — E2XX (2018–2020)

2018 Factory-verified

GM factory document — 2018 buick regal sportback fleet order guide wayback, p.1.
GM factory document — 2018 buick regal tourx fleet order guide wayback, p.1.

Regal — Epsilon II, 5th gen (2011–2017)

2016 Factory-verified

2016: 1SL, 1SN, 1SP, 1SX: O; requires UE1 and a fleet or government order type

GM factory document — 2016 buick regal order guide copy gm authority, p.29.

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