AC fan on but not blowing hard through vents. on 2003 Dodge Ram 1500

AC not blowing strong.

Asked by for the 2003 Dodge Ram 1500
2 answers
Blend door stuck in heater box,vacuum problem,mode selector not switching.
May need a look at this one.
Drop the fan under the glove box reach up and you will find a broken door pull it out, it will work great after that. Common problem.