G 1500 1/2 Ton Van V6-4.3L VIN W (1997)
Vacuum Brake Booster Check Valve: Service and Repair
Remove or Disconnect
1. The check valve from the power brake booster.
2. The vacuum hose retaining bracket.
3. The vacuum hose from the intake manifold.
Install or Connect
1. The vacuum hose to the intake manifold.
2. The vacuum hose to the retaining bracket.
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Tighten the vacuum hose retaining bracket nut to 11 Nm (97 inch lbs.).
3. The check valve to the power brake booster.
