Cruise control, automatic, adaptive

Years 2004–09 Models 4 Factory citations 6

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Documented applications

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.

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.

XLR — Y-body (2004–2009)

2004 Factory-verified

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

This page aggregates every documented appearance of K59 in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.