UW4 ✓ Factory-verified

Pontiac · Regular Production Option

Speaker system, base, 4 speakers

Years 2003–09 Models 2 Factory citations 3

Query this via API →

Also described as Speaker system, 4, custom

Also documented for BuickChevrolet

Documented applications

Vibe — First generation (2003–2008) →

• 2003–2008 ✓ Factory-verified
  ⛭ GM factory document — 2003 pontiac vibe awd rpo code list, p.1.

  ⛭ GM factory document — 2008 pontiac vibe fwd rpo code list, p.1.

Vibe — Second generation (2009–2010) →

• 2009 ✓ Factory-verified
  ⛭ GM factory document — 2009 pontiac vibe fwd rpo code list, p.1.

This page aggregates every documented appearance of UW4 in the Pontiac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.