4EC ✓ Factory-verified

Chevrolet · Regular Production Option

Tire, spare, LT215/85R16E BL R/ST ST TL HWY

Years 1999–00 Models 1 Factory citations 2

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Also documented for CadillacGMC

Documented applications

C/K pickup — GMT400 (1988–2000) →

• 1999, 2000 ✓ Factory-verified
  ⛭ GM factory document — 1999 chevrolet chevy c pickup 2wd rpo code list, p.1.

  ⛭ GM factory document — 2000 chevrolet chevy c pickup 2wd rpo code list, p.1.

This page aggregates every documented appearance of 4EC in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.