WenmarOpen by Wenmar Pro

Service bulletin 66097

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 id605545
Published by NHTSA2000-06-29
Manufacturer's number66097
Manufacturer's date1997-05-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

A VALVE LASH INSPECTION AND ADJUSTMENT INTERVAL HAS BEEN ESTABLISHED FOR SERIES 60G TRUCK, MOTOR COACH, AND GENERATOR SET ENGINES.

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

Vehicles listed
DETROIT DIESEL DETROIT

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