Read through the older threads, these are common problems and have been discussed already. The previous threads are all here is waiting for you to discover.
1) Get a new blower motor resistor. Inspect the control panel switch for damage
2) Service the cooling system, drain, flush, new thermostat, re-fill with fresh 50-50 coolant. Flush the heater core.
3) Service the A/C, make sure the R-134a coolnt is fully charged.
Progressive Liberalism: Bringing you new ideas so wonderful, they have to include mandatory participation ......
Originally Posted by Ronald W. Reagan: Government is not the solution to our problem; Government is the problem.