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Service bulletin 020844007

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 id634568
Published by NHTSA2002-10-03
Manufacturer's number020844007
Manufacturer's date2002-05-01
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

SUBJECT REGARDING NEGATIVE IMPACT ON DEALER-INSTALLED CLOTH/VINYL ROOFS ON XM RADIO SYSTEM ON 2002 - 2003 PASSENGER CARS AND TRUCKS WITH XM RADIO. *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.