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Service bulletin TCH-003-056

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 id10252487
Published by NHTSA2024-04-03
Manufacturer's numberTCH-003-056
Manufacturer's date2024-03-18
NHTSA componentEQUIPMENT; PARKING BRAKE

NHTSA's summary

Technical Bulleting: Bendix PP-1 and PP-8 park control valve wear and replacement notice. This document contains new updated warnings to not install fittings or tubing into the exhaust port if the valve is used for parking brake control.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Brakes, Equipment and accessories, Parking brake

Vehicles listed
BENDIX BENDIX
BENDIX DASH CONTROL VALVE

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