LPO, smoker's package

Years 2015–19 Models 3 Factory citations 8

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Also described as LPO, smokers package

Also documented for GMC

Documented applications

Cruze — first generation (2011–2016)

2016 Factory-verified

all but L: O; dealer-installed; the sibling sonic-gen1 article prints SA0 for a different item, the storage bin liner (SAO here is the smoker's package, listed in 14 GM lists)

GM factory document — 2016 chevrolet cruze limited fleet order guide wayback, p.2.
2015 Confirmed

replaces the DT4 factory package for 2015 (GM Authority 2015 RPO changes, which it says GM released)

Express — GMT610 (2003–2027)

2015–2018 Factory-verified

GM's list calls it an accessory

GM factory document — 2015 chevrolet express savana electrical body builders manual service manual 2015 en us, p.15.
GM factory document — 2016 chevrolet express savana electrical body builders manual service manual 2016 en us, p.10.
GM factory document — 2017 chevrolet express savana electrical body builders manual service manual 2017 en us, p.10.
GM factory document — 2018 chevrolet 18 express savana bodybuilders sm 2017nov06, p.16.

Spark — M400 (2016–2022)

2017–2019 Factory-verified

all trims: O; letter O in the code as GM prints it; 2018 from GM's 2018 order guide

GM factory document — 2017 chevrolet spark order guide copy gm authority, p.8, p.15.
GM factory document — 2018 chevrolet spark order guide copy gm authority, p.11, p.20.
GM factory document — 2019 chevrolet spark order guide copy gm authority, p.11, p.20.

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