Heater, duct, rear passenger

Years 2008–09, 2017, 2023, 2025–27 Models 4 Factory citations 9

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Also described as Heat ducts, rearHeating ducts, under front seats, rear vent

Also documented for Buick Pontiac

Documented applications

Aveo — T200 (2004–2008)

2008 Factory-verified

GM factory document — 2008 chevrolet aveo rpo code list, p.1.

Aveo — T250 (2009–2011)

2009 Factory-verified

GM factory document — 2009 chevrolet aveo rpo code list, p.1.

Bolt EV — first generation (2017–2023)

2017, 2023 Factory-verified

LT, Premier: S

GM factory document — 2017 chevrolet bolt ev fleet order guide wayback, p.2.
GM factory document — 2023 chevrolet 23 bolt ev body builder sm en us 2022aug26, p.9.
GM factory document — 2023 chevrolet 23 bolt euv body builder sm en us 2022aug29, p.9.
GM factory document — 2023 chevrolet bolt euv fleet order guide wayback, p.1.

Trailblazer — First generation, VSS-F (2021–2027)

2025–2027 Factory-verified

all trims: S

GM factory document — 2025 chevrolet trailblazer fleet order guide, p.2.
GM factory document — 2026 chevrolet trailblazer fleet order guide, p.2.
GM factory document — 2027 chevrolet trailblazer limited fleet order guide, p.3.

This page aggregates every documented appearance of C35 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.