Sorry, the NHTSA has not posted this TSB document yet.
You can still get the detailed info from Chevrolet for this TSB. Call your local Chevrolet dealer's service department & ask for a copy of TSB# 09172002.
ROOF RACKS EXHIBITING STAINING AND THE PRESENCE OF CORROSION IN AREAS OF THE RUBBER SEALS THAT RUN ALONG THE SIDES OF THE ROOF PANEL ABOVE BOTH DOORS. *TT