Express 3/4 Ton Van V8-5.7L VIN R (1998)
Vacuum Brake Booster Check Valve: Service and Repair
Vacuum Brake Booster Check Valve Replacement (4.3L ENG)
REMOVAL PROCEDURE
1. Remove the check valve from the power brake booster.
2. Remove the nut for the vacuum hose retaining bracket.
3. Remove the vacuum hose retaining bracket from the stud.
4. Remove the vacuum hose from the power brake booster intake valve at the intake manifold.
INSTALLATION PROCEDURE
1. Install the vacuum hose to the power brake booster intake valve at the intake manifold.
2. Install the vacuum hose to the retaining bracket.
