IF I TURN AC/HEAT ON THE A/C LIGHT COMES ON BUT NO SOUND OR AIR? WHY??? on 2002 Dodge Ram 1500

I JUST REPLACED THE RESISTOR CAUSE IT ONLY WORKED ON HIGH ONCE REPLACED LOW THRU HIGH WAS WORKING FINE THEN IT JUST STOPPED DOING EVERYTHING.

ANYONE HAVE ANY IDEAS

2 answers 1 comment
ck fuses to start
Fuses are all.good what do I check next :)
Also possible... Resistor wire connector has partially melted and not making connection... Wiggle test!!!... The connector that is!