Differential, driver-selectable full-locking front, e-locking

Years 2017–19, 2021–27 Models 4 Factory citations 16

Also described as Differential, front, driver-selectable full-lockingAxle, front, electronic locking differential, driver selectDifferential, driver-selectable full-locking front

Also documented for GMC Hummer

Documented applications

Colorado — Second generation (GMT31XX) (2015–2022)

2017–2019, 2021–2022 Factory-verified

the upfitter lists read front electronic locking differential, driver select; 2018 from GM's 2018 Colorado order guide (PDF); 2021 from the upfitter list GM files for 2021 and 2022

GM factory document — 2017 chevrolet canyon colorado electrical body builders manual service manual 2017 en us, p.10.
GM factory document — 2019 chevrolet 19 coloradocanyon body builder sm u 2018aug01 1, p.10.
GM factory document — 2022 chevrolet 22 canyon colorado electrical body builder sm en us 2021oct15, p.10.
GM factory document — 2018 chevrolet colorado order guide copy gm authority, p.13.

Colorado — Third generation (2023–2027)

2023–2027 Factory-verified

ZR2: S; WT, LT, Trail Boss, Z71: not offered

GM factory document — 2023 chevrolet 23colorado electrical body builder, p.11.
GM factory document — 2024 chevrolet 24colorado electrical body builder manual 18272478 2023oct09, p.12.
GM factory document — 2025 chevrolet colorado fleet order guide, p.48.
GM factory document — 2026 chevrolet colorado fleet order guide, p.54.
GM factory document — 2027 chevrolet colorado fleet order guide, p.53.

Silverado 1500 — Fifth generation (2027)

2027 Factory-verified

GM factory document — 2027 chevrolet next generation silverado 1500 retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2027 chevrolet next generation silverado 1500 retail and fleet fleet order guide, p.12.

Silverado — T1XX (2019–2026)

2022–2026 Factory-verified

GM factory document — 2022 chevrolet 22 silverado 1500 new electrical body builder 042822, p.11.
GM factory document — 2023 chevrolet 23 silverado 1500 electrical body builder sm en us 2022oct24, p.11.
GM factory document — 2024 chevrolet 24 silverado1500 electrical body builder 2023nov29, p.13.
GM factory document — 2025 chevrolet silverado 1500 retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2026 chevrolet silverado 1500 retail and fleet fleet order guide rpo codes, p.1.

This page aggregates every documented appearance of G93 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.