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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 484 (Disc Brakes) >> Removal & Installation >> Vacuum Brake Booster Check Valve And/Or Hose >> Installation

Vacuum Brake Booster Check Valve And/Or Hose: Installation

WARNING: This page does not describe the selected car, but rather 12 other vehicles, including the 2003 GMC Yukon XL, 2003 GMC Yukon, 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, and 2003 Chevrolet Tahoe. However, it is still accessible from the selected car via links, so may be relevant.
  1. Connect the vacuum brake booster hose at the engine (4.8L, 5.3L or 6.0L). See Figure.
  2. Connect the vacuum brake booster hose at the engine (4.3L). See Figure.
  3. Install the manifold sight shield (4.8L, 5.3L or 6.0L).
  4. Install the vacuum brake booster check valve to the hose.
  5. Install the vacuum brake booster hose clamp to the check valve.
  6. Install the vacuum brake booster check valve to the vacuum brake booster.
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