Equipment group, Performance, 2.0L turbo, rear-wheel drive

Years 2014–15, 2023, 2025–27 Models 4 Factory citations 8

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Also described as Trim group, Premium SportEquipment group 1SG, Platinum on the Luxury lineTrim group, Sport, AWD

Also documented for Buick Chevrolet GMC

Documented applications

ATS — Alpha (2013–2019)

2014–2015 Factory-verified

6AD69 sedan, 6AD47 coupe

GM factory document — 2014 cadillac ats fleet order guide wayback, p.4.
GM factory document — 2015 cadillac ats coupe fleet order guide wayback, p.2.

Escalade IQ — Ultium BEV (2025–2027)

2025–2027 Factory-verified

the 2025 guide names this group Sport 2

GM factory document — 2025 cadillac all electric escalade iq fleet order guide, p.1.
GM factory document — 2027 cadillac all electric escalade iql fleet order guide, p.1.

Escalade — T1XX, 5th gen (2021–2027)

2023, 2025–2027 Factory-verified

2025: Premium Luxury Platinum; 2026–2027: Platinum Luxury

GM factory document — 2023 cadillac 23 escalade escalade esv electrical body builder sm en us 2022oct25, p.9.
GM factory document — 2025 cadillac new escalade escalade v fleet order guide, p.1.
GM factory document — 2027 cadillac escalade escalade v fleet order guide, p.1.

XT4 — E2 (2019–2025)

2025 Factory-verified

model 6ZE26; the guide's FWD and F48 rows show 1SG as AWD; only in: Sport

GM factory document — 2025 cadillac xt4 fleet order guide, p.1.

This page aggregates every documented appearance of 1SG in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.