PRF ✓ Factory-verified

Buick · Regular Production Option

OnStar Fleet Guidance service, 42 months added

Years 2018–19 Models 3 Factory citations 3

Query this via API →

Also described as OnStar Fleet Guidance Service, additional 42 months

Also documented for CadillacChevroletGMC

Documented applications

Cascada — Delta II (2016–2019) →

• 2019 ✓ Factory-verified

  1SP, 1SH: O; requires UE1 and a fleet or government order type

  ⛭ GM factory document — 2019 buick cascada order guide copy gm authority, p.20.

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

• 2019 ✓ Factory-verified

  1SD, 1SL, 1SN, 1SP: O; fleet or government order types; for sales through April 30, 2018

  ⛭ GM factory document — 2019 buick envision order guide copy gm authority, p.32.

Regal — E2XX (2018–2020) →

• 2018 ✓ Factory-verified

  only in: Sportback

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

Related codes · mentioned in these notes

1SD1SH1SL1SN1SPUE1

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