WenmarOpen by Wenmar Pro

Service bulletin SB215017

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id620761
Published by NHTSA2001-08-29
Manufacturer's numberSB215017
Manufacturer's date2001-06-29
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN

NHTSA's summary

ON CERTAIN MODEL CHASSIS EQUIPPED WITH KYSOR FAN DRIVES, THE AIR LINE THAT RUNS FROM THE FAN DRIVE CONTROL VALVE TO THE FAN DRIVE MAY BE SEVERED BY THE ENGINE FAN BLADES. *TT

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Engine, Cooling fan, Cooling system

Vehicles listed
MACK CH
MACK CX

Listing a model year does not mean every vehicle of it is concerned: the document says which.