this morning i found that i do not hjave the high speed on my heater blower motor. i do have low,med,medd high but when i switch to high nothing.
any ideas as to what this may be> if its the resistor where is it located cause dakota sewrvice manuals are hard to find here.

 

What year is your Dak?

Check the connector for the blower motor resistor. They have a way of melting.