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June 23, 2025 Service bulletin

A whistle noise may be present within the HVAC system when switching from cabin heat to full cooling (A/C...

Honda technical service bulletin A25-028 for 2024 Honda Prologue.

Bulletin number
A25-028
Component
Visibility/wiper
Summary
Service Bulletin - A whistle noise may be present within the HVAC system when switching from cabin heat to full cooling (A/C on) due to a potential faulty air conditioner condenser check valve or improperly formed A/C line at the mating surface of the condenser check valve.

Owners of these vehicles have filed 9 complaints in the visibility category.

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