Let’s hover on symptoms of bad AC pressure switch! 1. When the compressor fluctuates The first symptom can answer the question “how to tell if AC pressure switch is bad”. The AC system in a car works automatically and gets switched off once it reaches a certain point of pressure. ...
You should see the serpentine belt running the alternator, power steering pump, water pump and AC compressor. If your car has a traverse engine, it is installed sideways. Therefore, the front of the engine won’t be where you expect it to be. In this configuration, the serpentine belt is...
You DO have white smoke coming out of the exhaust pipe??? Does the engine miss-fire and run bad and does the check engine light come on? Are you continually adding coolant to the radiator?? I would expect all these things to be happening if you had a blown head gasket or an ...
If the pressure is too low (AC low-pressure switch), the compressor risks damage due to running with low oil. If it is too high (AC high pressure switch), the compressor is at risk of overheating and becoming damaged. Depending on which side of the system the sensor is mounted in, wh...