Cheap and easy fix for air conditioning that starts blowing cold then starts blowing fog, smoke, or ice crystals from the vents, and then stops or has very low air flow from vents.
LAUNCH X431 CRP919EBT Elite
https://amzn.to/3YJHcu3
GM Genuine Parts 15-51254 Air Conditioning Evaporator Temperature Sensor
https://amzn.to/3yBzmYI
Borescope Inspection Camera with Light
https://amzn.to/4dFBQEg