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International Automotive Technicians Network
Re: 2018 Mazda
Posted to Technical Discussion Forum on 12/2/2025 2 Replies

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The following may help:

Cylinder Heads:

Some 2018-2019 CX-5s with non-turbo 2.5L engines have manufacturing defects causing cracked or porous cylinder heads. Unlike gasket failur... Login to read more.

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