Alternators, dual, 150 amps and 220 amps

Years 2016–19, 2025–26 Models 2 Factory citations 6

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Also described as Alternators, dual

Also documented for GMC

Documented applications

Silverado HD — K2XX (2015–2019)

2016–2019 Factory-verified

with the Duramax diesel; 2017: GM's 2017 Silverado 2500HD order guide; 2018: GM's 2018 Silverado 2500HD order guide; 2019: GM's 2019 Silverado 2500HD order guide

GM factory document — 2016 chevrolet silverado 2500hd fleet order guide wayback, p.4.
GM factory document — 2017 chevrolet silverado 2500hd order guide revised august 12 2016 copy gm authority, p.24.
GM factory document — 2018 chevrolet silverado 2500hd order guide copy gm authority, p.36.
GM factory document — 2019 chevrolet silverado 2500hd order guide april 20 2018 iteration 2 copy gm authority, p.36.

Silverado Medium Duty (GM515, 2019–2026)

2025–2026 Factory-verified

GM factory document — 2025 chevrolet silverado 4500 hd 5500 hd and 6500 hd fleet order guide rpo codes, p.1.
GM factory document — 2026 chevrolet silverado 4500 hd 5500 hd and 6500 hd fleet order guide rpo codes, p.1.

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