The 2004 Chevrolet Astro computer is located behind the passenger side dashboard. You will need to remove the glove compartment to access the computer.
small vacuum hose in engine compartment is cracked
under the dash on the passenger side
You will have to unbolt and remove the engine access cover inside the passenger compartment. Then you can easily get to the air cleaner.
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.
The 1995 Astro Van center relay switch is located on the outside of the fuse box housing. The fuse box is located on the passenger side of the engine compartment.
can I get a diagram to replace vacuum hoses ona 986 chevy astro van
It is located in the engine compartment on the passenger side of the vehicle just behind and to the left of the radiator overflow tank and windshield washer resovoir.
There is a small Vacuum line that runs from the Drivers Side Valve Cover across from the top of Engine over to the HVAC area on the Passenger Side. You can get to this under the hood. This Vacuum line controls where the air blows out when you change the location control. The line is plastic and it cracks and breaks. I changed mine to a rubber line at it seems to work.
Vacuum leak?
Most all of the vacuum lines will start from the intake manifold in the rear..........
try www.autozone.com