Climate control, tri-zone automatic

Years 2000–09, 2014–18, 2025–27 Models 7 Factory citations 20

Also described as HVAC system, air conditioning, front and rear electronic controlsClimate control, tri-zone automatic, individual settings for driver, right-front passenger and rear passengers

Also documented for Buick Chevrolet GMC

Documented applications

CTS — Alpha (2014–2019)

2014–2015, 2018 Factory-verified

Vsport: not available

GM factory document — 2014 cadillac cts sedan fleet order guide wayback, p.2.
GM factory document — 2015 cadillac cts sedan fleet order guide wayback, p.2.
GM factory document — 2018 cadillac cts sedan fleet order guide wayback, p.2.

DeVille — G-body (2000–2005)

2000–2005 Factory-verified

GM factory document — 2000 cadillac deville rpo code list, p.1.
GM factory document — 2002 cadillac deville rpo code list, p.1.
GM factory document — 2005 cadillac deville rpo code list, p.1.

DTS — G-body (2006–2011)

2006–2009 Factory-verified

GM factory document — 2006 cadillac dts rpo code list, p.1.
GM factory document — 2009 cadillac dts rpo code list, p.1.

Escalade — K2XX (2015–2020)

2015–2017 Factory-verified

2015: S on all trims

GM factory document — 2015 cadillac escalade fleet order guide wayback, p.2.
GM factory document — 2016 chevrolet escalade escalade esv suburban tahoe yukon yukon xl electrical body builders manual service manual 2016 en us, p.5.
GM factory document — 2017 chevrolet escalade escalade esv suburban tahoe yukon yukon xl electrical body builders manual service manual 2017 en us 1, p.15.

Lyriq — BEV3 (2023–2027)

2025–2027 Factory-verified

2025: only in: Signature Luxury (1SE), Signature Sport (1SK) (S); 2026–2027: only in: Signature Luxury (1SE), Signature Sport (1SK), LYRIQ-V trims (S)

GM factory document — 2025 cadillac all electric lyriq fleet order guide rpo codes, p.1.
GM factory document — 2027 cadillac all electric lyriq lyriq v fleet order guide rpo codes, p.1.

SRX — Theta Premium / GMT166 (2010–2016)

2016 Confirmed

Standard: not offered; GM's 2016 SRX order guide (GM Authority's copy, published September 18, 2015)

XT5 — C1XX (2017–2026)

2025–2026 Factory-verified

2025: Premium Luxury, Sport: O; Luxury: not available; 2026: Sport: S; Premium Luxury: O; Luxury: not available

GM factory document — 2025 cadillac xt5 fleet order guide rpo codes, p.1.
GM factory document — 2026 cadillac xt5 fleet order guide rpo codes, p.1.
GM factory document — 2025 cadillac xt5 fleet order guide, p.11.
GM factory document — 2025 cadillac xt5 fleet order guide, p.20.
GM factory document — 2026 cadillac xt5 fleet order guide, p.3.
GM factory document — 2026 cadillac xt5 fleet order guide, p.12.
GM factory document — 2026 cadillac xt5 fleet order guide, p.21.

This page aggregates every documented appearance of CJ4 in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.