Why does my car overheat when I turn the air on?

Faulty fan Your car can overheat when the AC is on, and you’re stuck in traffic or driving slowly. The problem is triggered when the cooling fan (including the cooling motor, fan clutch, or any other component that makes the cooling fan work) has a defect.

Do PT Cruisers overheat?

There are a variety of reasons your Chrysler PT Cruiser is overheating, but the most common are a coolant leak and water pump. A failed thermostat.

How do I know if my PT Cruiser water pump is bad?

The two most common signs of a bad pump are leaks and noises. Leaking water pumps can result in damage to the drive and timing belts, and cause the engine to overheat. A failed water pump can be caused by other problems in the cooling system, such as a bad thermostat, radiator or head gasket.

What are the symptoms of a bad air compressor?

Some of the signs of a bad A/C compressor are as follows.

  • A Lack of Hot Air Being Released Outside.
  • Loud or Strange Noises From the Unit.
  • Failure of the Compressor to Turn On.
  • Circuit Breaker Tripping.
  • Leaks Around the Air Conditioning Unit.
  • Warm Air Instead of Cool Air Being Delivered to the House.
  • Reduced Airflow.

Where is the coolant temperature sensor on a PT Cruiser?

intake manifold ,you can look up from down below , It’s on the front of the block just below the head,in the middle.

What causes PT Cruiser to overheat?

While there are a variety of reasons your Chrysler PT Cruiser is overheating, the most common 3 are a coolant leak (water pump, radiator, hose etc.), the radiator fan, or a failed thermostat.

What should I do about my PT Cruiser overheating?

Checked debris between condensor and fan, fan works, coolant full, thermostat works, all relays good, changed egr valve and thoroughly cleaned egr tubing, no cracked head or head gasket problem. Getting to my wits end and ready to take long drive off short pier. Any ideas what’s wrong or what else I could do to fix this problem?

Are there any problems with the Chrysler PT Cruiser?

Had all the same problems with overheating.Changed fan assembly,flushed out radiator etc.Ordered new after market radiator,installed runs better then new.Found out later they have a problem with small cores in radiator plugging up.Hope thi helps. 112 people found this helpful.

Where can I get a compression test on my PT Cruiser?

Google-compression test, easy. Autozone will loan the tester.) both require you to get in there. You can pick up a used head at any salvage place (or have yours cleanedup) and order the head gasket on ebay (might as well do the valve cover/sparkplug tubes also). Good luck. 88 people found this helpful.