We set in our cleaned defroster ducting, then moved on to the restored air conditioning case. This case was reconditioned in the Sept. 97 issue (How To: 71-73 Heater Case Restoration, p. 58). Note the wire plug above our pinky finger. This main wire feed to the air system caused some havoc later because we failed to plug it in. Be sure you get all the connections correct the first time; otherwise, youll be chasing wiring gremlins under the dash while laying on your back.