instrument cluster is shorted out or corroded
There is no such thing as a 2010 Monte Carlo, so the answer would be no
There is no such thing as a 2008 Monte Carlo, so the answer would be no.
the wiring is probally defected or the light is burned out
no, the thermostat would have nothing to do with the car not starting.
Yes
have vehicle scanned to determine the problem
I would try distibutor cap and rotor.
The 1995 Monte Carlo could have a vacuum leak. An engine vacuum leak can make the car idle up and accelerate.
The light may turn on due to uncleanliness of the start key. For this reason, it must be cleaned.
it would be euros
The Funny Side. I don't think the population of Monte Carlo would be very impressed if you sprayed them with freon.
no there two different body styles