CW4 ✓ Factory-verified

Buick · Regular Production Option

Country, Caribbean (Antigua, Antilles, Bahamas, Barbados, Bermuda, Cay, Haiti, Dominican, Jamaica, Nassau, S.M., Trinidad)

Years 2009 Models 1 Factory citations 1

Query this via API →

Also documented for CadillacChevroletGMCHummerPontiacSaturn

Documented applications

Enclave — Lambda / GMT967 (2008–2017) →

• 2009 ✓ Factory-verified internal

  the list prints Dmincn for Dominican; Cay and S.M. are GM's abbreviations.

  ⛭ GM factory document — 2009 buick enclave rpo code list, p.1.

This page aggregates every documented appearance of CW4 in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.