How to Troubleshoot a Cooling Fan?

Answer A cooling fan ensures that your engine is working at the proper operating temperature and helps ensure that your car does not overheat. Depending on the model, your car may be equipped with either ... Read More »

Top Q&A For: How to Troubleshoot a Cooling Fan

How to Troubleshoot a BMW Cooling System?

The cooling system of your BMW is made up of several different parts, including the water pump, radiator and thermostat. If the BMW cooling system is proving problematic, you may not want to run to... Read More »

How to Troubleshoot a Cooling Fan Clutch?

The most efficient way to cool an engine is with an electric fan. It can be cycled on and off as needed. In the early days, a fan was attached directly to the engine, and it ran as long as the engi... Read More »

How to Troubleshoot a Lumina Cooling Fan?

A radiator cooling fan on a Chevy Lumina is controlled by the computer. Its circuit goes from the battery positive to the fuse. From the fuse it travels to two relays, the low-speed and the high-sp... Read More »

How to Troubleshoot an RV Air Conditioner that is Not Cooling?

There are two main systems to an RV's roof air conditioning unit--the sealed unit (which is the refrigeration part) and the air handling system. When it comes to the sealed system, all brands--Col... Read More »