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November 16, 2017 Service bulletin

Customer letter

Acura technical service bulletin Customer Letter for 2016-2017 Acura MDX.

Bulletin number
Customer Letter
Component
Engine and engine cooling
Summary
Customer letter - On a limited number of 2016?17 MDX vehicles, the automatic transmission fluid (ATF) warmer was improperly manufactured and may allow the engine coolant and ATF to mix. If the coolant and ATF mix, the engine and transmission may be damaged and require replacement. If the ATF warmer allows coolant and ATF to mix, you may notice one or more of the following symptoms: ? The vehicle overheats ? The transmission shifts poorly ? The transmission chirps during 3-4 shift

Owners of these vehicles have filed 270 complaints in the engine category.

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