RP2 ✓ Factory-verified

Buick · Regular Production Option

Tires, P245/40R19, all-season, blackwall

Years 2016 Models 1 Factory citations 1

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Also documented for ChevroletPontiac

Documented applications

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

• 2016 ✓ Factory-verified

  2016: 1SX: S

  ⛭ GM factory document — 2016 buick regal order guide copy gm authority, p.5, p.21.

Related codes · mentioned in these notes

1SX

This page aggregates every documented appearance of RP2 in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.