ETJ ✓ Factory-verified

GMC · Regular Production Option

Battery pack, 20 module

Years 2025–26 Models 1 Factory citations 2

Query this via API →

Also documented for Chevrolet

Documented applications

Hummer EV SUV — BT1 (2024–2027) →

• 2025–2026 ✓ Factory-verified
  ⛭ GM factory document — 2025 gmc hummer ev suv fleet order guide, p.6.

  ⛭ GM factory document — 2026 gmc hummer ev suv fleet order guide, p.7.

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