1979 Pontiac Firebird "vacuum lines heater controls 1980" Questions

...vacuum lines come from the controls and swoop toward the passenger side and are taped together so I assume it's in the correct general area. Probably 10 years ago I swapped out the original dash pad ...

...heater it dont blow hot & it dont change to vent, defrost,floor The control head that select heat/cold and where the air goes is vacuum controlled. There two vacuum "motors" under the dash that are ...

...vacuum lines.from emission type outlets,also the heater controls work when I push buttons but the blower will not come on.somebody please help 973-349-4941 Tim or email [email protected] Did ...

...vacuum advance, and took apart my heater core. I have a 1980 Leocraft Motorhome which is power by a dodge 400cc engine (1975). I also have to change the water control valve which goes from motor to ...