How to Replace a Thermostat in a Truck?

Answer The engine cooling system on your vehicle is designed to counteract the natural heating of the engine caused by the internal combustion process. One safeguard in the system is your thermostat. This... Read More »

Top Q&A For: How to Replace a Thermostat in a Truck

How to Replace a 1986 GMC Truck 5.7L Thermostat?

The thermostat on your 1986 GMC 5.7-liter engine is a cooling system device that controls the flow of engine coolant entering the engine as the temperature increases above normal. It's important to... Read More »

How to Change a Thermostat in a Truck?

The thermostat housing assembly on pickup trucks comes in different mounting configurations. Changing the unit may require removing two mounting bolts and some other engine accessories to reach the... Read More »

How to Install a Thermostat in a Truck?

The thermostat provides a very important job in the cooling system. When closed, it shuts off a main water inlet passage that allows engine water (coolant) to heat up sufficiently for cold starts b... Read More »

Where Is the Thermostat in a Truck Engine?

The thermostat in a truck engine is typically located along the upper radiator hose that runs between the radiator and the engine block. The unit is enclosed in a small plastic housing attached to ... Read More »