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EGR Valve Vacuum Pump: Removal

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. Remove the air cleaner. See AIR CLEANER ASSEMBLY  under AIR INDUCTION SYSTEMS. Loosen the charged air cooler outlet duct to clamp. Do not use a screwdriver or other tool to pry the hose loose. The hose can be torn or damaged. Loosen the hose by twisting. Remove the charged air cooler outer duct.
  2. Remove the vacuum line from the Exhaust Gas Recirculation (EGR) valve vacuum pump. Remove drive belt by installing a 3/8 inch breaker bar into the tensioner opening and rotate the tensioner counterclockwise. Remove the drive belt from the drive pulleys. Slowly release the tension on the tensioner arm.
  3. Remove EGR vacuum pump bolts. See Fig 1. Remove the EGR vacuum pump.
Fig 1: Removing EGR Valve Vacuum Pump Bolts
G00232252Courtesy of GENERAL MOTORS CORP.