Mazda TSB #04-002-20-3643a

2018 Mazda MAZDA6

TSB Document:

Affected Component: SERVICE BRAKES, HYDRAULIC

Summary
Some vehicles may exhibit a groan noise from the front brakes when braking at a very low speed (approximately 6 mph / 10 km/h). This may be caused by a brake torque variation at that speed due to an inappropriate machining process of the brake disc surface. Customers having this concern should have their vehicle repaired using the following repair procedure.

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Date Published
JAN 28, 2020
NHTSA TSB #
10170815
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