There is a concern that some water pumps are being replaced that are not faulty, due to signs of a very...
Mazda technical service bulletin 01-016-16-3220 for 2004-2017 Mazda MAZDA3, 2003-2017 Mazda MAZDA6 and 2006-2015 Mazda MAZDA5 and others.
- Bulletin number
- 01-016-16-3220
- Component
- Engine
- Summary
- There is a concern that some water pumps are being replaced that are not faulty, due to signs of a very small coolant leak from the bleed hole. This service bulletin is to inform you about the water pump sealing mecha-nism and the criteria if replacement is necessary or not.
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