Switch, instrument panel lamp dimmer

Years 2008–09, 2014, 2017–19, 2023 Models 5 Factory citations 8

Query this via API →

Also described as Lighting, instrument panel cluster dimming

Also documented for Pontiac

Documented applications

Aveo — T200 (2004–2008)

2008 Factory-verified

GM factory document — 2008 chevrolet aveo rpo code list, p.1.

Aveo — T250 (2009–2011)

2009 Factory-verified

GM factory document — 2009 chevrolet aveo rpo code list, p.1.

Bolt EV — first generation (2017–2023)

2023 Factory-verified

GM factory document — 2023 chevrolet 23 bolt ev body builder sm en us 2022aug26, p.11.
GM factory document — 2023 chevrolet 23 bolt euv body builder sm en us 2022aug29, p.12.

Spark EV — M300 (2014–2016)

2014 Factory-verified

1LT, 2LT: S; other GM lists read WU5 as the instrument panel lamp dimmer switch

GM factory document — 2014 chevrolet spark ev and spark fleet order guide wayback, p.2.

Spark — M400 (2016–2022)

2017–2019 Factory-verified

all trims: S; 2018 from GM's 2018 order guide

GM factory document — 2017 chevrolet spark order guide copy gm authority, p.2, p.15.
GM factory document — 2018 chevrolet spark order guide copy gm authority, p.3, p.21.
GM factory document — 2019 chevrolet spark order guide copy gm authority, p.3, p.20.

This page aggregates every documented appearance of WU5 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.