If there is a hole: top. Temperature sensor bulb goes towards the engine.
very carefully
To change the thermostat in a 1999 Mitsubishi Diamante, start by ensuring the engine is cool and disconnect the negative battery cable. Drain the coolant from the radiator, then remove the upper radiator hose connected to the thermostat housing. Unbolt the thermostat housing, take out the old thermostat, clean the mating surfaces, and install the new thermostat with the correct orientation. Reassemble everything, refill the coolant, and reconnect the battery.
I just need to figure out how to take my door panels off my car, 2000 Mitsubishi Eclipse, so I can install some new speakers.
Mine did not have. But you can install one if you think you will need it.
Check youtube.com there is a comprehensive video how to.
To replace the thermostat on a 1998 Mitsubishi Diamante, first, ensure the engine is cool and disconnect the negative battery terminal. Drain the coolant from the radiator and remove the upper radiator hose to access the thermostat housing. Unscrew the housing, take out the old thermostat, clean the mating surfaces, and install the new thermostat with the correct orientation. Finally, reassemble everything, refill the coolant, and reconnect the battery.
I am going to help you where no one did for me this is the actual factory service manual your local dealer uses in the repair shop it will answer anything you would want to know. http://www.onlinefreeebooks.net/automotive-machinery-power-equipment-ebooks/mitsubishi/2000-2002-mitsubishi-eclipse-eclipse-spyder-service-manual-pdf.html
go to installdr.com to see how to remove and install a stereo out of any car
You will need a special wire harness. You can get it along with instructions and support at http://www.crutchfield.com/
Remove the wiring harness from the back of your 2003 Mitsubishi Eclipse alternator. Loosen the alternator tensioner bolt. Remove the alternator belt. Remove the alternator retaining bolts. Reverse the process to install the new alternator.
Six-year the oil pressure gauge for your 1999 Mitsubishi eclipse with the retaining screws. Connect the oil pressure gauge wiring harness.
Can't give you an exact price, but i just replaced the thermostat in my eclipse gt and it was like $20 for parts, assuming you do the install.