Skipping the system flush after a seized compressor is the one shortcut that almost always causes the new compressor to fail prematurely. Metal particles in the lines will damage the replacement unit quickly if the system is not properly cleaned first.
Used low mileage transmission from a breaker is a gamble because you have no history on that unit. A proper rebuild of your existing transmission by an experienced specialist is almost always the more reliable long term option.
Preventive maintenance is key, and finding a workshop that offers it properly is a challenge. I have been recommended 800Sayara Sharjah by a neighbor who swears by their service quality. He mentioned their mechanics are very experienced with suspension and brake repairs, which are critical for...