How does the wiper door work on a 1972 Corvette?
How does the wiper door work on a 1972 Corvette?
The vacuum solenoid receives a signal from the wiper switch to route vacuum to the vacuum relay valve. Like the headlamp system, the relay valve sends vacuum to the wiper door actuator. All ’68-’72s have an additional override vacuum switch under the dash to open the wiper door.
Where is the vacuum switch on a 1969 Corvette?
The connector must be carefully removed with side-to-side movement, or the terminal can be pulled out of the solenoid. 1969-1972 Corvettes use a vacuum switch on the wiper arm to prevent door closing until the wiper arm is fully parked. All of the wiper door systems use an override switch under the dash to bypass the relay (1968) and solenoid.
Where is the override switch on a 1968 Corvette?
All of the wiper door systems use an override switch under the dash to bypass the relay (1968) and solenoid. The vacuum solenoid receives a signal from the wiper switch to route vacuum to the vacuum relay valve.
Why are the headlights on my Corvette not opening?
When the engine is running vacuum keeps the headlight doors closed. When you turn on your headlight switch it sends vacuum through the small hose to the end of the actuator valve……….which then shifts the spool inside and re-routes the vacuum to the other side of the headlight pots.
The vacuum solenoid receives a signal from the wiper switch to route vacuum to the vacuum relay valve. Like the headlamp system, the relay valve sends vacuum to the wiper door actuator. All ’68-’72s have an additional override vacuum switch under the dash to open the wiper door.
Where can I repair the headlight wiper on a corvette?
If you need to repair your Corvette’s entire vacuum system instead of just the headlight/wiper door system, you can get a complete Corvette Vacuum System Overhaul Kit from Zip Corvette Parts, which includes all hoses and connectors for the entire C3 Corvette.
Why is my wiper door not coming up?
If the door isn’t coming up when you pull the vacuum override switch under the dash, then your problem is most likeley vacuum related. This means nothing but fun!! The vacuum has 2 routes to get to the wiper door. The problem is either with the control loop or the actuation loop. The vacuum check valve under the hood has 2 outlets.
The connector must be carefully removed with side-to-side movement, or the terminal can be pulled out of the solenoid. 1969-1972 Corvettes use a vacuum switch on the wiper arm to prevent door closing until the wiper arm is fully parked. All of the wiper door systems use an override switch under the dash to bypass the relay (1968) and solenoid.
