Because the two systems work independantly of each other. Check there is enough water in the engine coolant resevoir. That is the most common reason why the heating doesnt work in a car
The neutral safety relay switch was bad. Replaced it and works fine.
195 to 210 degrees is just fine...
195 to 210 degrees is just fine. If any hotter then there is a problem.
10w-30 works fine.
This is what I did for my Chevy prism 2000, it works fine: http://www.id-usa.com/how_to_recharging.asp
Need to check the battery conections and the starter wires and starter.
Mercon works fine.
I don't know,but my Pokemon platinum works fine on my dsi.
i had the same problem .. i got frion and put it in and it worked fine
Could be several reasons some of which may be your low on coolant or a stuck open thermostat or a plugged up heater core (from old Dex Cool) or a heater blend door malfunction.
Ignition switch worn and needs replacement
This vehicle should have platinum fine tip or iridium plugs, neither need a gap setting