TSB Document:

Affected Component: POWER TRAIN

Summary
Rear Crank Shaft Oil Seal and retainer plate For Cummins engines only If replacing Rear Main Seal for oil leak, replace seal and retainer as a set. Please do not disturb seal in retainer.~ Cummins Engineering is currently investigating the root cause of the oil leak concern. If there are any questions, please contact Chad Eichbrecht at cell (248) 309-2695 If you do not receive a response within 15 minutes, please proceed with normal repair.

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Date Published
MAR 09, 2016
NHTSA TSB #
10139824
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