Where is the thermostat located on a Dodge Ram?
You’ll find the thermostat in your Dodge Ram 1500 4.7 located in housing on the engine side of the lower radiator hose. The thermostat in a dodge ram 1500 4.7L is located on the line from the radiator to the engine block.
What goes first thermostat or gasket?
DIYers and beginner mechanics always forget to put the thermostat gasket on the thermostat, as some new thermostats do not come with the gasket. If you do not put a thermostat gasket on you will have a leaky thermostat and air entering the cooling system. Meaning it will cause the car to overheat after time.
Do you have to drain the coolant when changing a thermostat?
With a normal top-mounted thermostat you need drain only part of the cooling system . Do not drain it while the engine is hot — you may be scalded. Wait for the engine to cool. Drain the coolant from the radiator tap, or from the bottom hose, until it is below the level of the thermostat housing.
What does the jiggle pin on a thermostat do?
The thermostat jiggle pin is a pin that is located in the small hole in the plate valve of the thermostat and which should always be in 12 o’clock position during installation. It helps bleed the cooling system of trapped air by allowing air to pass into the radiator, after which it can be released from the system.
How do you replace the thermostat on a Dodge Ram?
Remove the two 1/2 inch bolts securing the thermostat housing in place. With the housing removed, you can now pop out the old thermostat. You may need some pliers or a flat head screwdriver and to wiggle it a little, but it should come right out. Figure 4. Remove old thermostat. The new thermostat should fit right in, spring side down.
What are the symptoms of a bad thermostat?
Some of the most common symptoms of a bad thermostat are no heat, a spiked temp gauge, blown head gasket, and more. There are a few ways that your Ram will tell you that your thermostat is bad. Hopefully you’ve caught them before any damage was done.
Why does my Dodge Ram have no heat?
If your Ram has no heat at all, it is entirely possible that the thermostat is stuck open. When this happens, coolant constantly cycles through the engine. On very cold days, this cooling capacity is not needed, and the engine never warms up. Here’s more on no heat diagnosis if this is what you are experiencing.
What happens when the thermostat on a jeep goes bad?
Water Pump- The water pump is responsible for pushing coolant through the radiator and the engine. When it goes bad, water can’t circulate through the cooling system, even if the thermostat is open. As pressure builds around a bad thermostat that is stuck shut, you’ll notice that there may be coolant leaking around the thermostat housing.