Equipment, battery saver

Years 2008–09, 2014–27 Models 5 Factory citations 15

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Also described as Battery Protection PackageBattery protection packageAccessory rundown protection

Also documented for Pontiac

Documented applications

Aveo — T200 (2004–2008)

2008 Factory-verified

the 2008 list reads battery saver;

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.

Corvette — C7 (2014–2019)

2014–2019 Factory-verified

all models: O; 2016, 2019: from GM order-guide copies (Corvette Action Center; 2019 also GM Authority)

GM factory document — 2014 chevrolet corvette stingray fleet order guide wayback, p.1.
GM factory document — 2015 chevrolet corvette fleet order guide wayback, p.4.
GM factory document — 2017 chevrolet corvette fleet order guide wayback, p.1.
GM factory document — 2018 chevrolet corvette fleet order guide wayback, p.5.

Corvette — C8 (2020–2027)

2020–2027 Factory-verified

GM factory document — 2020 chevrolet corvette stingray order guide copy corvetteblogger, p.40.
GM factory document — 2021 chevrolet corvette fleet order guide wayback, p.1.
GM factory document — 2022 chevrolet corvette stingray order guide copy corvetteblogger, p.51.
GM factory document — 2023 chevrolet corvette stingray z06 order guide copy corvetteblogger, p.94.
GM factory document — 2024 chevrolet corvette stingray z06 e ray order guide copy corvetteblogger, p.150.
GM factory document — 2025 chevrolet corvette fleet order guide rpo codes, p.1.
GM factory document — 2026 chevrolet corvette fleet order guide rpo codes, p.1.
GM factory document — 2027 chevrolet corvette fleet order guide rpo codes, p.1.

Spark EV — M300 (2014–2016)

2014 Factory-verified

1LT, 2LT: S; other GM lists read ERI as battery saver equipment

GM factory document — 2014 chevrolet spark ev and spark fleet order guide wayback, p.4.

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