Manufacturer communication SIL 15-EP-26

Manufacturer communication, from NHTSA Manufacturer Communications

Published by NHTSA: Sep 9, 2026
Manufacturer: ALLISON
NHTSA ID: 11037236
NHTSA category: Other
Applies to, as stated by NHTSA: ALLISON H 40 EP TRANSMISSION (model year not stated); ALLISON H 50 EP TRANSMISSION (model year not stated)
Component, as stated by NHTSA: POWER TRAIN

Text of the manufacturer communication

Notice announcing new breather part number

Manufacturer document number: SIL 15-EP-26
Date of the communication: 2026-08-20
Manufacturer component system: Transmission

NHTSA reuses some ID numbers across record types. If its page lists more than one record, this one is the manufacturer communication dated Sep 9, 2026.

For the 2019 Ram 2500

Laramie Crew Cab

Ignored

Relevance of 10% is under one half, so the notice is ignored whatever the other figures say.

Vehicle relevance: 10%
Attention: 31%
Interrupt probability: 23%

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

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

Decided by jev-1.13.0 in 124 ms from 1,564 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
10%	31%	23%	Ignored
8%	28%	22%	Ignored
5%	16%	16%	Ignored
5%	16%	15%	Ignored
3%	9%	10%	Ignored
3%	11%	10%	Ignored
3%	9%	10%	Ignored
3%	10%	11%	Ignored
2%	6%	7%	Ignored
2%	7%	7%	Ignored
2%	9%	10%	Ignored
2%	6%	7%	Ignored
2%	7%	8%	Ignored
2%	6%	6%	Ignored
2%	8%	8%	Ignored
2%	6%	6%	Ignored

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