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# 04202004.
Affected Component: POWER TRAIN:AUTOMATIC TRANSMISSION
HARSH PARK TO REVERSE OR PARK TO DRIVE GARAGE SHIFT ENGAGEMENT ESPECIALLY WHEN THE TRANSMISSION FLUID IS AT A LOW AMBIENT TEMPERATURE. GM VOICEMAIL EXPRESS. *TT