WenmarOpen by Wenmar Pro

Service bulletin 020842004

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 id634523
Published by NHTSA2002-10-03
Manufacturer's number020842004
Manufacturer's date2002-04-01
NHTSA componentELECTRICAL SYSTEM:WIRING:INTERIOR/UNDER DASH

NHTSA's summary

ON CERTAIN 2002 AND PRIOR PASSENGER CARS AND TRUCKS WITH AUTOMATIC HEADLAMP CONTROL AND VACUUM FLUORESCENT PRNDL INDICATOR INSTRUMENT PANEL CLUSTER, THE PRNDL DISPLAY REDUCED VISIBILITY FOR APPROXIMATELY ONE MINUTE. *TT

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

Electrical system, Wiring and fuses

Vehicles listed
BUICK BUICK
CADILLAC CADILLAC
CHEVROLET CHEVROLET
GMC GMC
OLDSMOBILE OLDSMOBILE
PONTIAC PONTIAC

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