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Service bulletin ITS1558A

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 id620371
Published by NHTSA2001-08-06
Manufacturer's numberITS1558A
Manufacturer's date2001-05-01
NHTSA componentENGINE; VEHICLE SPEED CONTROL

NHTSA's summary

INFORMATION ON RE-WIRING THE THROTTLE POSITION SIWTCH ON THE CUMMINS ISC ENGINE. *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, Throttle and cruise control

Vehicles listed
NEW FLYER NEW FLYER

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