IF YOU CONFIRM The customer reports a transmission judder (shake, shudder, single or multiple bumps or vibration). NOTE: A new diagnostic logic has been established to enhance the diagnostic process by storing diagnostic trouble codes (DTCs) on Applied Vehicles. The new DTCs are: P17F1 (CVT_JUDDER [C/U INSPECTION]) P17F0 (CVT_JUDDER [T/M INSPECTION]) ACTION 1. Refer to page 4, step 6 in the SERVICE PROCEDURE to confirm this bulletin applies to the vehicle you are working on. NOTE:The current TCM Part Numbers in this bulletin have been updated. The vehicle you are working on may require reprogramming per this bulletin again. 2. If this bulletin applies, reprogram the TCM (Transmission Control Module) See this bulletin for further detail.