Pontiac Fiero Vacuum Diagram. The prop valve was fine since it was sealed in the spare tire bay but the rear block was a corroded mess. To repair the hard plastic vacuum lines on a fiero find the crack or break slide an appropriate size piece of electrical heat shrink tubing over the line and shrink the tubing down to hold the hard plastic.
Pontiac fiero vacuum diagram pontiac vehicles diagrams schematics service manuals april 8th 2019 pontiac vehicles diagrams schematics and service manuals download for free including 1957 pontiac wiring 1961 pontiac catalina ventura star chief bonneville 1961 pontiac tempest wiring 1962 pontiac catalina star chief bonneville grand prix 1965 pontiac catalina star chief. Using black heat shrink it becomes almost invisible on the hard plastic line. These leaks can cause idle fluctuation stumbling and poor fuel economy.
The ecm will try to compensate for leaks up to a certain size.
Fiero is italian for proud and it made pontiac proud when it was the pace car at the indianapolis 500 in 1984 where it beat out the corvette for the privilege. Pontiac fiero vacuum diagram pontiac vehicles diagrams schematics service manuals april 8th 2019 pontiac vehicles diagrams schematics and service manuals download for free including 1957 pontiac wiring 1961 pontiac catalina ventura star chief bonneville 1961 pontiac tempest wiring 1962 pontiac catalina star chief bonneville grand prix 1965 pontiac catalina star chief. To repair the hard plastic vacuum lines on a fiero find the crack or break slide an appropriate size piece of electrical heat shrink tubing over the line and shrink the tubing down to hold the hard plastic. This switch screws into the intake manifold vertically next to the thermostat housing and the cold start injector switch.