Passenger Van Rear Blower Motor Does Not Operate

Passenger Van Rear Blower Motor Does Not Operate At High Speed Only When Controlled From The Rear Auxiliary HVAC Control Module:

Passenger Van Rear Blower Motor Does Not Operate At Any Speed When Controlled From Either The Front Or The Rear HVAC Control Module (Part 1 Of 2):

Passenger Van Rear Blower Motor Does Not Operate At Any Speed When Controlled From Either The Front Or The Rear HVAC Control Module (Part 2 Of 2):