Removal Procedure
- Remove the vacuum brake booster check valve from the vacuum brake
 booster.
 
- Remove the vacuum brake booster hose clamp at the check valve.
 
- Remove the vacuum brake booster check valve from the hose.
 
- Remove the manifold sight shield-4.8L, 5.3L, 6.0L. Refer
to 
Intake Manifold Replacement 
 in Engine
 Mechanical-4.8L, 5.3L, 6.0L.
 
- Disconnect the vacuum
 brake booster hose at the engine-4.8L, 5.3L, 6.0L.
 
- Disconnect the vacuum
 brake booster hose at the engine-4.3L.
 
- Remove the vacuum brake booster hose from the vehicle.
 
Installation Procedure
- Connect the vacuum brake
 booster hose at the engine-4.8L, 5.3L, 6.0L.
 
- Connect the vacuum brake
 booster hose at the engine-4.3L.
 
- Install the manifold sight shield-4.8L, 5.3L, 6.0L. Refer
to
Intake Manifold Replacement 
   in
Engine Mechanical-4.8L, 5.3L, 6.0L.
 
- Install the vacuum brake booster check valve to the hose.
 
- Install the vacuum brake booster hose clamp to the check valve.
 
- Install the vacuum brake booster check valve to the vacuum brake
 booster.