no heater blower motor and codes
 

1987 Sevillle 4.1 blower moter went bad, replaced and ever since no fan. 13.7 volts to the fan plug, but no fan. can run direct wire from batt. to fan and it will work. that is prob. #1
#2 is air mix door control does not move, and code B440. #3 Code E048, EGR system
fault Any help would be greatly appreciated
thank you