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# PI1306.
THIS PRELIMINARY BULLETIN PROVIDES A PROCEDURE TO REPROGRAM THE CONTOL VALVE SOLENOID AND TCM IF THE CUSTOMERS CONCERN IS A BUMP, SURGE OR VIBRATION AT IDLE IN DRIVE AT A STOP.
