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# 020603001.
CONCERNS WITH NO START, TURN/HAZARD, INTERIOR LAMPS, DRIVER INFORMATION CENTER (DIC), RADIO, THEFT ALARM, WIPERS, CRUISE, SHIFT INTERLOCK, HORN AND/OR KEY IN SIGNAL INOPERATIVE. *TT