NHTSA (USA)Critical
At a glance
What can fail
The T-bolt in the V-band clamp assembly connecting the inlet and outlet sections to the diesel oxidation catalyst and particulate filter can crack under stress, causing the clamp to loosen and those sections to disconnect from the housing.
What the fix does
Authorized Cummins dealers will replace the affected clamp assembly at no cost. Contact Cummins at 1-812-377-5000 or KME at 1-800-235-3928 for service scheduling.
5 vehicles affected
NHTSA Campaign #11V471000 — full official notice →Summarized — see the official notice for exact wording, dates, and contacts.