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Service bulletin 9509

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 id37837
Published by NHTSA1995-01-11
Manufacturer's number9509
Manufacturer's date1994-11-01
NHTSA componentEXTERIOR LIGHTING

NHTSA's summary

HEADLAMPS WILL NOT TURN OFF ON VEHICLES EQUIPPED WITH TWILIGHT SENTINEL OPTION. *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

Lighting

Vehicles listed
BUICK PARK AVENUE1995

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

Recalls for the same vehicles and component
95V1580001995-08-04. EXTERIOR LIGHTING:HEADLIGHTS
19951441995-08-03. Lights And Instruments

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
4881041995-02-09. Service bulletin. HEADLAMPS WILL NOT TURN OFF ON VEHICLES WITH TWILIGHT SENTINEL DAYTIME RUNNING LAMPS. *TW