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# 000309002.
SOME CUSTOMERS MAY COMMENT ON A SQUEAK / CREAK NOISE COMING FROM THE REAR OF THE VEHICLE WHEN DRIVING OVER AN IRREGULAR / ROUGH ROAD SURFACE AT LOW SPEEDS. *TT