how much should it cost to repair an air conditioner leak on a car
1 A hose leak or broken compressor is one of the most complex problems a mechanic can come across. 2  Fixing a leak in the A/C line can cost anywhere from $400 to $1,100.3  A compressor on average can cost anywhere from $275 to $500. 4  To replace the complete air conditioning unit, it can cost anywhere from $1,800 to $2,900. A hose leak or broken compressor is one of the most complex problems a mechanic can come across. 2  Fixing a leak in the A/C line can cost anywhere from $400 to $1,100.