LPO, fog lamp kit

Years 2015 Models 1 Factory citations 1

Documented applications

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

2015 Factory-verified

2015: 1SL, 1SP, 1SR: O (dealer-installed); requires PCI; new for 2015

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

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