1TD ✓ Factory-verified

Chevrolet · Regular Production Option

Option group selection, package #3

Years 1998 Models 1 Factory citations 1

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Also documented for GMC

Documented applications

Astro — Second generation (1995–2005) →

• 1998 ✓ Factory-verified
  ⛭ GM factory document — 1998 chevrolet astro 2wd rpo code list, p.1.

This page aggregates every documented appearance of 1TD in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.