Timing Hole Plug- Design Change – 2011-2019 Subaru

NHTSA ID Number: 10155225

Manufacturer Communication Number: 02-178-18R

Summary

This Service Information bulletin announces a design change made to the rubber timing hole access plug to improve its retention and prevent water intrusion into the converter case.

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AWD Transfer Clutch Chatter Sound / Shudder – 2014-2019 Subaru

NHTSA ID Number: 10160485

Manufacturer Communication Number: 16-120-19

Summary

This bulletin provides a procedure to follow for addressing customer concerns of a shuddering condition or chattering -type sound heard or felt when making sharp turns. If an applicable vehicle presents with the condition as described, it is recommended to perform the transfer clutch break-in procedure as described.

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Front Hub Retaining Bolt Change – 2019 Subaru

NHTSA ID Number: 10160486

Manufacturer Communication Number: 05-68-19

Summary

This Service Information bulletin provides details regarding a change made to the front hub assembly retaining bolts to enhance vehicle production line efficiency.

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DTC U0122 and Hesitation at Highway Speeds- ECM Reprogramming File Availability – 2019 Subaru Ascent

NHTSA ID Number: 10160487

Manufacturer Communication Number: 11-190-19R

Summary

This bulletin announces availability of ECM reprogramming files to optimize the ECM. This bulletin announces availability of ECM reprogramming files to optimize the ECM. The new files contain logic which will revise: (1) the ECM detection of DTC U0122; (2) the EGR flow rate to address a limited number of customer concerns about a slight hesitation felt while driving at highway speeds and using the cruise control.

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Enhanced CD Incompatibility with Harman Gen 3.0 and 3.1 Head Units – 2017-2019 Subaru

NHTSA ID Number: 10160493

Manufacturer Communication Number: 15-238-19

Summary

This Service Information bulletin is in response to a small number of customer concerns regarding the audio unit not being able to play certain types of audio Compact Discs (CDs). Harman Gen 3.0 head units which have previously received software updates (see claims history) and Gen 3.1 head units (used in 2019MY year vehicles) cannot play “CD Extra” or “Enhanced CD” -type audio CDs.

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