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# 040845003.
VARIOUS ELECTRICAL CONCERNS AIR BAG LIGHT ON CHECK ENGINE LIGHT ON DIAGNOSTIC TROUBLE CODES SET SERVICE AIR BAG MESSAGE REDUCED ENGINE POWER MESSAGE PARK LAMPS STAY ON. *EH