The fan should turn on when your A/C is on, when the temperature rises to a certain point, when you shut off the vehicle but the engine is still too hot, etc.
Your electric fan needs to turn on at certain times to keep your vehicle cool. 4 – Electric Cooling Fan not Working or Fuse Blown A self-service car wash hose can clean out a lot of debris, just don’t get too close to the fins of the radiator and damage them or flatten them down. Also, check between the condenser and the radiator as this tight spot can hold a lot of debris. If the grill or front of the radiator is obstructed, air cannot flow through the radiator and transfer the heat out of the antifreeze. Common things are: plastic bags, cardboard, trash, cotton wood tree fluff, etc. Check to make sure there is not an obstruction blocking the grill, or the area between the grill and radiator. Walk to the front of your vehicle and open your hood.
3 – Paper, Dirt or Debris Blocking Radiator Airflow Do not do this test with a hot vehicle and you may need to have a mechanic perform this test for you as many head gasket leaks are small and hard to just see with the naked eye. You can also take your radiator cap off and start the vehicle, if fluid jumps up out of the radiator you have a compression leak somewhere. Have your system checked for CO2 with a fluid tester. If you see bubbles in your cooling system it means compression is mixing with your antifreeze.
MACK TRUCK STARTER INHIBITOR COOL DOWN CRACKED
2 – Engine Might have a Head Gasket leaking CoolantĪ head gasket leak or cracked head or cylinder wall is a serious problem and needs to be addressed promptly. If you are overheating always check your thermostat, as it is one of the top causes of overheating. It can be stuck shut, it can be stuck open, it can be partially open, it could be opening at the wrong temperature and it could just come apart and be broken. 1 – Your Thermostat Might be Stuck Closed or OpenĪ thermostat can cause engine overheating in many ways. if you do not find the reason that you are overheating by performing these simple cooling system checks, then it might be time to visit your radiator repair shop. Many of these cooling system problems are very simple to fixes that the average DIY person can perform, but some hard to detect and you will probably need a radiator repair shop to remedy. There are many causes of engine overheating and while we won’t go over all of them, we will point out some of the main causes of engine overheating and point you in the right direction for solving a overheating problem. In this Truck Radiator guide we are going to go over 20 reasons why your engine may be overheating. Twenty Reasons Why Your Engine is Overheating
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