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EGR Valve Vacuum Pump: Installation

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the EGR vacuum pump. Install the EGR vacuum pump bolts. Tighten the bolts to specification. See TORQUE SPECIFICATIONS . Install the drive belt to the drive pulleys. See 6.6L in COOLING SYSTEM SPECIFICATIONS & DRIVE BELT ROUTING article for drive belt routing. Install a 3/8 inch breaker bar into the tensioner opening and rotate the tensioner counterclockwise.
  2. Route the drive belt over tension pulley. Slowly release the tension on the tensioner arm. Inspect for proper drive belt installation. Install the vacuum line to the EGR vacuum pump. Install the charged air cooler outer duct to the intake.
  3. Align the mark on the duct with the mark on the turbocharger. Position the clamp for proper clearance. Tighten the clamp to specification. Install the air cleaner. See AIR CLEANER ASSEMBLY  under AIR INDUCTION SYSTEMS.
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