B56 ✓ Factory-verified

Cadillac · Regular Production Option

Rocker molding, body-color

Years 2006–07, 2025–26 Models 3 Factory citations 8

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Also described as Molding, rocker, body color

Also documented for ChevroletGMCPontiac

Documented applications

CT4 — Alpha 2 (2020–2026) →

• 2025–2026 ✓ Factory-verified

  only in: CT4; Luxury, Premium Luxury: S

  ⛭ GM factory document — 2025 cadillac ct4 fleet order guide, p.5.

  ⛭ GM factory document — 2026 cadillac ct4 fleet order guide, p.6.

CT5 — Alpha 2 (2020–2026) →

• 2025–2026 ✓ Factory-verified

  only in: CT5 (Premium Luxury, Sport); Premium Luxury: S; Sport: not available

  ⛭ GM factory document — 2025 cadillac ct5 fleet order guide rpo codes, p.1.

  ⛭ GM factory document — 2026 cadillac ct5 fleet order guide rpo codes, p.1.

  ⛭ GM factory document — 2025 cadillac ct5 fleet order guide, p.6.

  ⛭ GM factory document — 2026 cadillac ct5 fleet order guide, p.6.

CTS — Sigma / GMX320 (2003–2007) →

• 2006–2007 ✓ Factory-verified
  ⛭ GM factory document — 2006 cadillac cts rpo code list, p.1.

  ⛭ GM factory document — 2007 cadillac cts rpo code list, p.1.

Related codes · mentioned in these notes

CT5S

This page aggregates every documented appearance of B56 in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.