Q2B ✓ Factory-verified

Buick · Regular Production Option

Tires, P245/45R19 all-season, blackwall

Years 2015 Models 1 Factory citations 1

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Also documented for CadillacChevrolet

Documented applications

LaCrosse — Epsilon II, 2nd gen (2010–2016) →

• 2015 ✓ Factory-verified

  2015: 1SL AWD, 1SP AWD: S; 1SP FWD: with Q7W

  ⛭ GM factory document — 2015 buick lacrosse fleet order guide wayback, p.3.

Related codes · mentioned in these notes

1SL1SPFWDQ7W

This page aggregates every documented appearance of Q2B in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.