Mazda TSB #07-003-20-3712

2020 Mazda MAZDA3

TSB Document:

Affected Component: EQUIPMENT

Summary
Some customers may hear a repeating click sound when using the HVAC system. The click sound may be caused by the air mix doors moving back and forth. This concern has been eliminated by a dash-electrical supply unit control software modification.

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Date Published
JUL 16, 2020
NHTSA TSB #
10177846
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