WXS ✓ Factory-verified

GMC · Regular Production Option

Provisions, wiring, for communications system

Years 1999–00 Models 2 Factory citations 4

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Also documented for CadillacChevroletOldsmobile

Documented applications

Jimmy — second generation (1995–2001) →

• 1999, 2000 ✓ Factory-verified

  1999 list reads wiring for dealer installation of OnStar

  ⛭ GM factory document — 1999 gmc jimmy 4wd rpo code list, p.1.

  ⛭ GM factory document — 2000 gmc jimmy 4wd rpo code list, p.1.

Sonoma — second generation (1994–2004) →

• 1999–2000 ✓ Factory-verified

  1999 list reads wiring for dealer installation of OnStar

  ⛭ GM factory document — 1999 gmc sonoma pickup 4wd rpo code list, p.1.

  ⛭ GM factory document — 2000 gmc sonoma pickup 4wd rpo code list, p.1.

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