WT9 ✓ Factory-verified

Chevrolet · Regular Production Option

Order modification, NAES for domestic delivery

Years 1998–99, 2001 Models 2 Factory citations 3

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Also described as Order modification, IES for domestic delivery

Also documented for OldsmobilePontiac

Documented applications

Malibu — Fifth generation (1997–2005) →

• 2001 ✓ Factory-verified internal
  ⛭ GM factory document — 2001 chevrolet malibu rpo code list, p.1.

Prizm — third generation (1998–2002) →

• 1998–1999 ✓ Factory-verified internal
  ⛭ GM factory document — 1998 chevrolet prizm rpo code list, p.1.

  ⛭ GM factory document — 1999 chevrolet prizm rpo code list, p.1.

This page aggregates every documented appearance of WT9 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.