The thermostat regulates the temperature of the Engine.
The 2003 Chevy Impala was a throwback to the horsepower broiling rods of the 1960s and 1970s. Thanks to they posses higher horsepower output, dudes tend to handle them harder. Provided you're an Impala owner and you posses a example foot, you should grip an eye on the thermostat. Provided you apprehension that the engine is not heating or cooling properly, it's age to settle off the Gauze pedal for a while and transform away that worn-out thermostat. Provided you assign this occupation off, the engine can suffer catastrophic failure.
Instructions
1. Allot the top radiator hose and hint it to the objective where the hose is connected to the Impala's engine. The metal subsume that the hose is connected to is the thermostat encompass. Remove the clamp that holds the hose onto the encompass with a screwdriver. Slide the clamp down the hose so it does not bend absent. Pull the hose off the include and slide it to the side.
2. Remove the thermostat cover by removing the two bolts that dominance the encompass onto the intake manifold of the Impala. Pull the thermostat off the intake once the bolts bear been removed.
3. Place the thermostat insert gasket and remove it. It normally sticks to the intake manifold, nevertheless sometimes it can pull off the intake and stick to the thermostat insert. The gasket can be thrown elsewhere. It Testament not be used again.
4. If there is a leak due to the gasket failing, RTV silicone can be used in place of the standard Impala thermostat gasket.
Situate the fashionable thermostat into the intake manifold with the true end facing out of the intake. The thermostat will be marked with the end that should be placed in the "up" position.
6. Place the new gasket onto the intake manifold and replace the thermostat cover. Bolt the cover into place using the bolts that were previously removed.
7. Slide the radiator hose back into place and tighten it back onto the thermostat cover with the clamp. The clamp should be tight to prevent any fluid leaks.
8. Run the Impala until it reaches the standard operating temperature and then check the radiator hose and the area where the thermostat cover and the intake are bolted together for any leaks. If there is a leak in the hose, the clamp should be tightened. Remove the thermostat from the inside of the intake manifold by pulling directly up on it. It Testament come absent easily.5.
