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# PIE-0045.
CHEVROLET: REAR AXLE NOISE, VIBRATION, SHUDDER, CHATTER, POPPING, CLUNK AND A HARSHNESS CONDITION. GM ENGINEERING IS ATTEMPTING TO DETERMINE ROOT CAUSE OF THESES REAR AXLE CONCERNS. AS A RESULT, THIS INFORMATION WILL BE USED TO ROOT CAUSE THE CONCERNS AND DEVELOP/VALIDATE A FIELD FIX. *PE
