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December 5, 2025 Service bulletin

This document will guide the user through understanding Prop Shaft Codes and understanding the variations...

Workhorse technical service bulletin IK0600030 for 2011 Workhorse W22, 2013 Holiday Rambler Endeavor and 2013 Holiday Rambler Ambassador and others.

Bulletin number
IK0600030
Component
Power train
Summary
This document will guide the user through understanding Prop Shaft Codes and understanding the variations of prop codes. (Metric Prop codes start with the number a 4 and Non metric Prop codes start with a 2.)

Owners of these vehicles have filed 15 complaints in the transmission category.

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