vacume line to the valve has broke off from manifold vac that goes to the switch
can I get a diagram to replace vacuum hoses ona 986 chevy astro van
try www.autozone.com
how to remove heater core 87 Chevy astro van. like to have diagram.
Most all of the vacuum lines will start from the intake manifold in the rear..........
The vacuum hose line routing diagram can be obtained from most Chevrolet dealerships. Obtaining a diagram will be the easiest way to visualize vacuum line routing.
The heater control valve is mounted on the engine side of the heater and evaporator box which is located on the passenger side of the engine compartment. It will have at least three hoses connected to it and one vacuum line. It kind of hides underneath the a/c accumulator.
what do you need to know, I have an 89
A Fire!
heater sensor circuit Chevy astro 2000
engine diagram of 1995 chevy astro vas
It should be located at the passenger side under the instrument panel area next to the heater control box
vacuum leak, bad idle control sensor