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Service bulletin 9805L001

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 id601442
Published by NHTSA1998-08-04
Manufacturer's number9805L001
Manufacturer's date1998-06-01
NHTSA componentSERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS

NHTSA's summary

SERVICE INFORMATION ON DTC 55 (BRAKE SWITCH SHORT TO GROUND OR OPEN) AND DTC 56 (BRAKE SWITCH SHORT TO PLUS). *YC

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

Brakes

Vehicles listed
ISUZU TROOPER1994

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