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November 2, 2023 Service bulletin

Visibility: defroster/defogger/HVAC system

Chevrolet technical service bulletin PIT6032C for 2024 Chevrolet Silverado 1500, 2023 Chevrolet Tahoe and 2024 GMC Sierra 1500 and others.

Bulletin number
PIT6032C
Component
Visibility: defroster/defogger/HVAC system
Summary
This Preliminary information communicates an issue with the front HVAC blower speed reducing to a lower speeding when it should be higher. Engineering is working on a fix.

Owners of these vehicles have filed 41 complaints in the visibility category.

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