1_
When buying a second-hand car air conditioner compressor, you should be careful that the product has not been unused for a long time, because all types of car air conditioner compressors become full of sediment if they are not used for a long time, and their operation becomes problematic.
2_
If you intend to buy a car air conditioner compressor online, you must go to a professional to install it, because the smallest problem, such as a loose compressor belt, will cause it to not work properly.
3_
A store whose field of activity is the sale of car air conditioner compressor parts, must have sufficient information in this field and act consciously towards the sale of car air conditioner compressor. For this reason, it is necessary to buy this product second-hand from a professional seller