LPO, cabin filter, odor and particulate

Years 2015–16, 2018 Models 3 Factory citations 4

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Also described as LPO, Cabin filterLPO, cabin filter

Documented applications

ATS — Alpha (2013–2019)

2018 Factory-verified

GM factory document — 2018 cadillac ats coupe fleet order guide wayback, p.2.
GM factory document — 2018 cadillac ats sedan fleet order guide wayback, p.2.

CTS — Alpha (2014–2019)

2015, 2018 Factory-verified

Vsport, Vsport Premium: O; the 2018 guide adds odor and particulate

GM factory document — 2015 cadillac cts sedan fleet order guide wayback, p.2.
GM factory document — 2018 cadillac cts sedan fleet order guide wayback, p.2.

SRX — Theta Premium / GMT166 (2010–2016)

2016 Confirmed

dealer-installed; GM's 2016 SRX order guide (GM Authority's copy, published September 18, 2015)

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