Steering, power, electric, non-variable ratio

Years 2012, 2014–16, 2018–19, 2025–27 Models 8 Factory citations 19

Also described as Steering, power, variable effort, electricSteering, powerSteering, power, non-variable ratio, electricSteering, power, electric, rack-mounted, variable assistSteering, power, electric

Also documented for Chevrolet Saturn

Documented applications

Encore — Gamma II (2013–2022)

2014, 2018–2019 Factory-verified

all trims: S; the 2014 guide says electronic

GM factory document — 2014 buick encore fleet order guide wayback, p.4.
GM factory document — 2018 buick encore order guide copy gm authority, p.6, p.23.
GM factory document — 2019 buick encore order guide copy gm authority, p.5, p.21.

Encore GX — VSS-F (2020–2027)

2025–2027 Factory-verified

Preferred, Sport Touring, Avenir: S

GM factory document — 2025 buick encore gx fleet order guide, p.8.
GM factory document — 2026 buick encore gx fleet order guide, p.8.
GM factory document — 2027 buick encore gx fleet order guide, p.8.

Envision — E2XX (2021–2027)

2025–2027 Factory-verified

2027: all trims: S

GM factory document — 2025 buick envision fleet order guide rpo codes, p.1.
GM factory document — 2027 buick envision fleet order guide rpo codes, p.1.
GM factory document — 2027 buick envision fleet order guide, p.7.

Envista — VSS-F (2024–2027)

2025–2026 Factory-verified

all trims: S

GM factory document — 2025 buick envista fleet order guide rpo codes, p.1.
GM factory document — 2025 buick envista fleet order guide, p.6.
GM factory document — 2026 buick envista fleet order guide rpo codes, p.1.
GM factory document — 2026 buick envista fleet order guide, p.6.

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

2015 Factory-verified

2015: 1SB, 1SL FWD: S; with LUK

GM factory document — 2015 buick lacrosse fleet order guide wayback, p.4.

Regal — E2XX (2018–2020)

2018–2019 Factory-verified

only in: Sportback; 2019: Regal, Preferred: S (2019 Sportback order guide); same wording as NJ0

GM factory document — 2018 buick regal sportback fleet order guide wayback, p.1, p.5.
GM factory document — 2019 buick regal sportback order guide copy gm authority, p.7.

Regal — Epsilon II, 5th gen (2011–2017)

2012, 2016 Factory-verified

new for 2012 (GM's 2012 list); 2016: 1SV, 1SL, 1SN: S; 1SP: in the group; FWD only

GM factory document — 2016 buick regal order guide copy gm authority, p.6, p.25.

Verano — Delta II (2012–2017)

2012, 2016 Factory-verified

2016: 1SV, 1SD: S; the 2012 guide reads electric rack mounted (the 2016 wording of NJ0); 2012: GM 2012 ordering guide, all trims: S

GM factory document — 2016 buick verano fleet order guide wayback, p.4.
GM factory document — 2012 buick verano online ordering guide copy gm authority, p.4.

This page aggregates every documented appearance of NJ1 in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.