FHX ✓ Factory-verified

Cadillac · Regular Production Option

Fuel, diesel B20 capable

Years 2023 Models 1 Factory citations 1

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Also documented for ChevroletGMC

Documented applications

Escalade — T1XX, 5th gen (2021–2027) →

• 2023 ✓ Factory-verified internal
  ⛭ GM factory document — 2023 cadillac 23 escalade escalade esv electrical body builder sm en us 2022oct25, p.10.

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