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To troubleshoot an overheating car, check the coolant level, look under the hood to see if the electric fan is running, examine the radiator fan switch and check to see if the thermostat is opening properly. Overheating ... More »

www.reference.com Vehicles Car Parts & Maintenance

Poorly functioning fans and fan belts, low coolant levels and a dry engine can cause a car to overheat. Drivers can reverse some causes, whereas others are best left to a professional. More »

www.reference.com Vehicles Car Parts & Maintenance Engine

To determine whether your coolant temperature sensor is faulty, watch out for symptoms such as black smoke coming from the exhaust pipe, the engine overheating frequently and the car using more gas than it normally does.... More »

www.reference.com Vehicles Car Parts & Maintenance
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To check your radiator fan switch, turn on the ignition, open the car hood, and listen and watch for the radiator fan to engage. Some vehicles engage the radiator switch when the car is started while other newer models e... More »

www.reference.com Vehicles Car Parts & Maintenance

To add coolant to a car, open the hood, and remove the cap on the white plastic tank that is next to the radiator. Add a 1:1 mixture of coolant and water up to the full mark, and replace the cap. More »

www.reference.com Vehicles Car Parts & Maintenance

Most vehicle thermostats are located at the connection point where the top radiator hose joins the engine block; the units can also be located in the bottom radiator hose. Vehicle thermostats are generally about 2 inches... More »

www.reference.com Vehicles Car Parts & Maintenance

To change a thermostat, detach the radiator hose from the thermostat housing, and then remove the housing to replace the old thermostat. You need a bucket, pair of pliers, set of mechanic's tools, clean rag, gasket scrap... More »

www.reference.com Vehicles Car Parts & Maintenance