Service bulletin TSB260118

Manufacturer communication, from NHTSA Manufacturer Communications

Published by NHTSA: Sep 4, 2026
Manufacturer: CUMMINS
NHTSA ID: 11037036
NHTSA category: Service Bulletin/Repair Instructions
Applies to, as stated by NHTSA: CUMMINS B6.7O (model year not stated)
Component, as stated by NHTSA: ENGINE

Text of the manufacturer communication

This Technical Service Bulletin describes the verification and resolution steps for the Front End Accessory Drive (FEAD) on certain B6.7O engines in PACCAR U-Haul applications which may exhibit alternator-to-compressor pulley misalignment, resulting in belt noise or whining from the Front End Accessory Drive (FEAD).

Manufacturer document number: TSB260118
Date of the communication: 2026-08-26

View original source on NHTSA.gov

NHTSA reuses some ID numbers across record types. If its page lists more than one record, this one is the manufacturer communication dated Sep 4, 2026.

For the 2019 Ram 2500

Laramie Crew Cab

Ignored

Relevance of 8% is under one half, so the notice is ignored whatever the other figures say.

Vehicle relevance: 8%
Attention: 22%
Interrupt probability: 20%

Importance to this owner: 0.4 of 4, none
Vehicle area the notice is about: Engine

This manufacturer communication does not appear to warrant attention for this vehicle.

Decided by jev-1.13.0 in 146 ms from 1,601 input tokens. Jev returns these figures and nothing else. It gives no reasons, and none are written for it here. The figures describe how relevant the notice is, not the condition of any vehicle.

Checked by code against NHTSA's fields

A plain comparison with the structured fields NHTSA filled in. Separate from Jev's decision.

NoNHTSA names this make
NoNHTSA names this model
n/aNHTSA lists model year 2019 for this model

The same notice, every vehicle

Relevance	Attention	Interrupt	State
8%	22%	20%	Ignored
2%	6%	6%	Ignored
2%	5%	6%	Ignored
2%	5%	5%	Ignored
2%	4%	5%	Ignored
2%	6%	6%	Ignored
2%	6%	6%	Ignored
2%	4%	4%	Ignored
2%	4%	4%	Ignored
2%	5%	5%	Ignored
2%	5%	6%	Ignored
1%	3%	4%	Ignored
1%	4%	5%	Ignored
1%	4%	4%	Ignored
1%	3%	4%	Ignored
1%	3%	4%	Ignored

Select a vehicle to see its attention and interrupt figures above.