Chassis, continuous variable real time damping

Years 1998–02, 2004–05, 2016, 2025–27 Models 11 Factory citations 32

Also described as Chassis, continuous valve real time dampingDamping control, continuous (CDC)Continuous Damping Control (CDC)Chassis, continuously variable real time damping, includes sport suspension (FE3)Continuous damping control (CDC)Active sport suspension, with continuous damping controlChassis, real-time damping suspension

Also documented for Buick Chevrolet GMC

Documented applications

DeVille — G-body (2000–2005)

2000–2002, 2004–2005 Factory-verified

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

DeVille — K-body (1994–1999)

1998–1999 Factory-verified

GM factory document — 1998 cadillac deville rpo code list, p.1.
GM factory document — 1999 cadillac deville rpo code list, p.1.

Eldorado — E-body (1992–2002)

1998–2002 Factory-verified

GM factory document — 1998 cadillac eldorado rpo code list, p.1.
GM factory document — 1999 cadillac eldorado rpo code list, p.1.
GM factory document — 2000 cadillac eldorado rpo code list, p.1.
GM factory document — 2001 cadillac eldorado rpo code list, p.1.
GM factory document — 2002 cadillac eldorado rpo code list, p.1.

Lyriq — BEV3 (2023–2027)

2026–2027 Factory-verified

only in: LYRIQ-V trims (S)

GM factory document — 2026 cadillac all electric lyriq lyriq v fleet order guide rpo codes, p.1.
GM factory document — 2027 cadillac all electric lyriq lyriq v fleet order guide rpo codes, p.1.

Optiq — BEV3 (2025–2027)

2026–2027 Factory-verified

V-Series: S; Luxury, Premium Luxury, Sport, Premium Sport: not available

GM factory document — 2026 cadillac all electric optiq optiq v fleet order guide rpo codes, p.1.
GM factory document — 2027 cadillac all electric optiq optiq v fleet order guide rpo codes, p.1.
GM factory document — 2026 cadillac all electric optiq optiq v fleet order guide, p.8.
GM factory document — 2027 cadillac all electric optiq optiq v fleet order guide, p.9.

Seville — G-body (1998–2004)

1998–2002 Factory-verified

as printed (continuous valve)

GM factory document — 1998 cadillac seville rpo code list, p.1.
GM factory document — 1999 cadillac seville rpo code list, p.1.
GM factory document — 2000 cadillac seville rpo code list, p.1.
GM factory document — 2001 cadillac seville rpo code list, p.1.
GM factory document — 2002 cadillac seville rpo code list, p.1.

SRX — Theta Premium / GMT166 (2010–2016)

2016 Confirmed

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

Vistiq — BEV3 (2026–2027)

2026–2027 Factory-verified

all trims: S

GM factory document — 2026 cadillac all electric vistiq fleet order guide, p.54.
GM factory document — 2027 cadillac all electric vistiq fleet order guide, p.54.

XT4 — E2 (2019–2025)

2025 Factory-verified

Premium Luxury: not available; Sport: O

GM factory document — 2025 cadillac xt4 fleet order guide, p.11.
GM factory document — 2025 cadillac xt4 fleet order guide rpo codes, p.1.

XT5 — C1XX (2017–2026)

2025–2026 Factory-verified

Sport: S; Luxury, Premium 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.8.
GM factory document — 2025 cadillac xt5 fleet order guide, p.33.
GM factory document — 2026 cadillac xt5 fleet order guide, p.9.
GM factory document — 2026 cadillac xt5 fleet order guide, p.34.

XT6 — C1XX (2020–2025)

2025 Factory-verified

Premium Luxury: O; Sport: S

GM factory document — 2025 cadillac xt6 fleet order guide, p.8.
GM factory document — 2025 cadillac xt6 fleet order guide, p.62.

This page aggregates every documented appearance of F45 in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.