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Service bulletin 1386A

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 id618672
Published by NHTSA2001-04-19
Manufacturer's number1386A
Manufacturer's date2001-01-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

THIS BULLETIN STATES THAT P-CLAMPS SUPPORT THE HYDRAULIC HIGH PRESSURE LINE FOR A SINGLE PUMP SETUP AS IT RUNS ACROSS THE FRONT FACE OF A SERIES 50 ENGINE. THE P-CLAMPS ARE PRONE TO BREAKING DUE TO ENGINE VIBRATION. A NEW BRACKET AND HOSE CLAMP ASSEMBLY PROVIDE THE NECESSARY HOSE SUPPORT. *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

Vehicles listed
NEW FLYER NEW FLYER

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