Insulation is actually better than any heating system you could possess. it keeps your body heat in and the cold out. Learned this in a science class ;)
take out glove box up on right hand you,ll see a wiring plug going into a white plastic connection take that out this is the solenoid which needs replaced this si for the blowers if that,s your...
In a single-stage system your air is either on or off. Meaning the system outputs a set amount of heat/air per hour, operating only at 100% capacity or off.
In a multistage system, your unit outputs...