V08 Factory-verified

Cadillac · Regular Production Option

Cooling system, heavy duty

Years 2004–09, 2025–26 Models 10 Factory citations 22

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Also described as Cooling system, heavy-duty

Also documented for Buick Chevrolet GMC Oldsmobile Pontiac Saturn

Documented applications

CTS — Sigma II (2008–2015)

2008 Factory-verified

GM factory document — 2008 cadillac cts rpo code list, p.1.

CTS — Sigma / GMX320 (2003–2007)

2005 Factory-verified

2005 list only; also on the 2005 STS list.

GM factory document — 2005 cadillac cts 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 EXT — GMT900 (2007–2013)

2007–2009 Factory-verified

GM factory document — 2007 cadillac escalade ext rpo code list, p.1.
GM factory document — 2009 cadillac escalade ext rpo code list, p.1.

Escalade — GMT900 (2007–2014)

2007–2009 Factory-verified

GM factory document — 2007 cadillac escalade rpo code list, p.1.
GM factory document — 2009 cadillac escalade rpo code list, p.1.

SRX — Sigma / GMT265 (2004–2009)

2004–2009 Factory-verified

GM factory document — 2004 cadillac srx rpo code list, p.1.
GM factory document — 2009 cadillac srx rpo code list, p.1.

STS — Sigma (2005–2011)

2005–2009 Factory-verified

GM factory document — 2005 cadillac sts rpo code list, p.1.
GM factory document — 2009 cadillac sts rpo code list, p.1.

XT4 — E2 (2019–2025)

2025 Factory-verified

Premium Luxury, Sport: O; included only with V92

GM factory document — 2025 cadillac xt4 fleet order guide, p.26.
GM factory document — 2025 cadillac xt4 fleet order guide rpo codes, p.1.

XT5 — C1XX (2017–2026)

2025–2026 Factory-verified

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.8.
GM factory document — 2025 cadillac xt5 fleet order guide, p.34.
GM factory document — 2026 cadillac xt5 fleet order guide, p.9.
GM factory document — 2026 cadillac xt5 fleet order guide, p.35.

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.65.

This page aggregates every documented appearance of V08 in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.