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Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Air Cleaner Outlet Duct (W/HP2 Front)
    GM307286Courtesy of GENERAL MOTORS CORP.
  1. Loosen the air cleaner outlet duct clamps from the throttle body.
  2. Loosen the air cleaner outlet duct clamps from the mass air flow (MAF) sensor.
  3. Remove the air cleaner outlet duct.
  4. Remove the hybrid control module (HCM). Refer to Hybrid Control Module (HCM) Replacement (5.3L Engine w/RPO HP2) in Engine Electrical.
  5. Remove the throttle body heater hose retainer from the fan shroud.
  6. Remove the inlet radiator hose retainer from the fan shroud.
  7. Remove the fan shroud retainers.
    8. Fig 2: View Of Fan Shroud Retainers
    GM362174Courtesy of GENERAL MOTORS CORP.
  8. Remove the fan shroud bolts.
  9. Remove the upper fan shroud.
    10. Fig 3: View Of Upper Fan Shroud & Bolts
    GM1206683Courtesy of GENERAL MOTORS CORP.
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