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Your car's heating system is not all that complicated. Your engine runs by turning a mixture of fuel and air into a series of tiny explosions, so naturally, this process generates a lot of heat—so much so, that your vehicle must also have a cooling system to prevent it from overheating.


To diagnose a cooling system problem, start by checking the radiator cap for damage, rust, or grime that could be preventing the radiator from releasing excess pressure. Radiator caps are cheap, so replace it if you think it could be the problem. Next, check the water pump for damage to the belt, for leaks, or for a stuck or damaged pulley.


Common Problems With Your Car’s Heating and Cooling By: DIY Staff share this article: Your car’s heating and cooling system operates using a few basic principles and some pretty rudimentary physics and chemistry concepts. However, that same system is constructed out of so many components that are buried within the hood and bowels of the ...


When troubleshooting to try and repair the car heater, check the coolant ONLY when the engine is cold. That's because removing the coolant cap on a hot pressurized system can result in severe burns.


How to Troubleshoot Car Heater Problems by Ross Glyn . A car heater works by blowing air from the heated engine over a heater core and funneling it into the vehicle compartment. All components need to be functioning properly for the air to heat the car interior fully. ... Pull out the fuse connected to the heating system and check if it is ...


Car Heater Not Working? Troubleshooting, How to Fix Repair Tips. September 30th, 2013. ... To put it simply, a car’s heater system transfers heat from the engine to the inside of the car. It does this by circulating the engine’s coolant from the engine and then through the heater core. Once the hot coolant, which was warmed up by the engine ...


With over 60 years of experience, Midas’ expert auto repair technicians are equipped to diagnose climate control issues and are specially trained to repair car air conditioner and car heater systems. Stop in at your local Midas store or use the quick links in the gold bar to book an appointment online today.


Car Repair; Heating & Cooling System; ... Auto Repair For Dummies, 2nd Edition. By Deanna Sclar . The first sign of a vehicle overheating is either when the needle on the temperature gauge pushes its way into the ominous red zone or the “Check Engine” or “Temperature” malfunction indicator light on the dashboard casts a sinister glow ...


Any automotive air conditioning system employs four basic parts: a mechanical compressor, driven by the vehicle's engine; an expansion valve, which is a restriction the compressor pumps against; and two heat exchangers, the evaporator and the condenser. In addition, there is the refrigerant that flows through this system.


Learn about some common problems associated with the A/C system. Having your car’s air conditioning go out suddenly can ruin your day fast. The most common causes of broken air conditioning are leaks or compressor issues. If your air is blowing cool but not cold, the problem could be a clogged filter, cooling fan problem or radiator trouble.