t require much tightening but just needs to be snug tight.
Step 12: Internal type check valves. When installing the vacuum hose with an internal check valve remember to put hose clamps in position on the hose before installing.
When installing push vacuum hose end over the barb fittings, they need to be put on. Remember there is only one way the vacuum hose can go on.
Replacing your faulty vacuum brake booster check valve ensures that your brakes work properly and keeps you safe on the road. If replacing your vacuum brake booster check valve is something you would rather leave to a professional, have one of YourMechanic’s certified technicians perform the replacement.
This article originally appeared on YourMechanic.com as How to Replace a Vacuum Brake Booster Check Valve and was authored by Michael Gonzales.