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Service bulletin 9502

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 id40030
Published by NHTSA1995-11-01
Manufacturer's number9502
Manufacturer's date1995-04-01
NHTSA componentVISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

NHTSA's summary

NEW RED DOT CONSTANT TEMPERATURE CONTROL ANALYZER. *TW

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

Glass, wipers and mirrors, Heating and air conditioning

Vehicles listed
WESTERN STAR CONSTELLATION1996

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