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Service bulletin 020846007

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 id634604
Published by NHTSA2002-10-03
Manufacturer's number020846007
Manufacturer's date2002-05-01
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

CERTAIN 2001-2002 PASSENGER CARS AND LIGHT DUTY TRUCKS EQUIPPED WITH ONSTAR MAY EXHIBIT A CONDITION IN WHICH THE ONSTAR CALL CENTER IS UNABLE TO REPLENISH A CUSTOMERS PERSONAL CALLING MINUTES. *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.

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.