UL4 ✓ Factory-verified

Cadillac · Regular Production Option

Frequencies, South America

Years 2004–06, 2009 Models 4 Factory citations 6

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Also documented for ChevroletGMC

Documented applications

Escalade EXT — GMT800 (2002–2006) →

• 2004–2006 ✓ Factory-verified
  ⛭ GM factory document — 2004 cadillac escalade ext rpo code list, p.1.

  ⛭ GM factory document — 2006 cadillac escalade ext rpo code list, p.1.

Escalade EXT — GMT900 (2007–2013) →

• 2009 ✓ Factory-verified
  ⛭ GM factory document — 2009 cadillac escalade ext rpo code list, p.1.

Escalade — GMT800 (2002–2006) →

• 2004–2006 ✓ Factory-verified
  ⛭ GM factory document — 2004 cadillac escalade 2wd rpo code list, p.1.

  ⛭ GM factory document — 2006 cadillac escalade rpo code list, p.1.

Escalade — GMT900 (2007–2014) →

• 2009 ✓ Factory-verified
  ⛭ GM factory document — 2009 cadillac escalade rpo code list, p.1.

This page aggregates every documented appearance of UL4 in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.