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# PI1150.
Affected Component: POWER TRAIN:AUTOMATIC TRANSMISSION
Clicking/Rattle Type Noise from Rear of Engine
Some customers may comment on a clicking/rattle type noise coming from the engine compartment.
This may be caused by the starter shield contacting the transmission case and causing a rattle