Drivetrain, all-wheel drive

Years 2014–19, 2025–26 Models 5 Factory citations 15

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Also described as Drivetrain, all-wheel drive, with electronic limited-slip differential (eLSD)

Also documented for Buick Chevrolet GMC Oldsmobile Pontiac Saturn

Documented applications

ATS — Alpha (2013–2019)

2014–2015, 2018 Factory-verified

GM factory document — 2014 cadillac ats fleet order guide wayback, p.10.
GM factory document — 2015 cadillac ats coupe fleet order guide wayback, p.4.
GM factory document — 2018 cadillac ats coupe fleet order guide wayback, p.4.
GM factory document — 2018 cadillac ats sedan fleet order guide wayback, p.4.

CT4 — Alpha 2 (2020–2026)

2025–2026 Factory-verified

Luxury, Premium Luxury, Sport, V-Series: O

GM factory document — 2025 cadillac ct4 fleet order guide, p.15.
GM factory document — 2025 cadillac ct4 v ct4 v blackwing fleet order guide, p.15.
GM factory document — 2026 cadillac ct4 fleet order guide, p.13.
GM factory document — 2026 cadillac ct4 v ct4 v blackwing fleet order guide, p.15.

CT5 — Alpha 2 (2020–2026)

2025–2026 Factory-verified

GM factory document — 2025 cadillac ct5 fleet order guide rpo codes, p.1.
GM factory document — 2025 cadillac ct5 v ct5 v blackwing fleet order guide rpo codes, p.1.
GM factory document — 2026 cadillac ct5 fleet order guide rpo codes, p.1.
GM factory document — 2026 cadillac ct5 v ct5 v blackwing fleet order guide rpo codes, p.1.

CT6 — Omega (2016–2020)

2017–2019 Factory-verified

CT6 3.6L, Luxury 3.6L, Premium Luxury, Platinum: S; 2.0L RWD: not available; the guide prints a 3.27 rear axle ratio standard on all trims with no code; 2018 and 2019 from the 2018 and 2019 CT6 order guides (GM documents)

GM factory document — 2017 cadillac ct6 fleet order guide wayback, p.4.
GM factory document — 2018 cadillac ct6 order guide copy gm authority, p.57.
GM factory document — 2019 cadillac ct6 order guide copy gm authority, p.51.

SRX — Theta Premium / GMT166 (2010–2016)

2016 Confirmed

only in: AWD; all trims: S; GM's 2016 SRX order guide (GM Authority's copy, published September 18, 2015)

This page aggregates every documented appearance of F46 in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.