WenmarOpen by Wenmar Pro

Service bulletin 133

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 id10020430
Published by NHTSA2006-10-02
Manufacturer's number133
Manufacturer's date2006-11-01
Replaces133
NHTSA componentSERVICE BRAKES, AIR

NHTSA's summary

PRESSURE RELIEF VALVE FOR AIR SYSTEMS IN VERY COLD CONDITIONS. MODELS L-LINE, A-LINE, ACTERRA. STERLING. *KB

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
UNKNOWN UNKNOWN

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