WenmarOpen by Wenmar Pro

Service bulletin 051602

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 id636692
Published by NHTSA2002-11-12
Manufacturer's number051602
Manufacturer's date2002-05-16
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

SOME VEHICLES MAY EXHIBIT A SERVICE ENGINE SOON LIGHT ON AND A DIAGNOSTIC TROUBLE CODE P0442 STORED. *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.

Trouble codes named

P0442

Vehicles listed
BUICK PARK AVENUE2002

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