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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1678 (Engine Mechanical - 6.6L (LMM) - Repair Instructions - On Vehicle) >> Air Conditioning (A/C) Compressor and Power Steering Pump Bracket Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Left Side Idler Pulley & Bolt (Dual Generators)
    GM656138Courtesy of GENERAL MOTORS CORP.
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (Single Battery) or Battery Negative Cable Disconnection and Connection (Dual Batteries) or Battery Negative Cable Disconnection and Connection (Auxiliary Battery) .
  2. Remove the cooling fan and shroud. Refer to Cooling Fan and Shroud Replacement (Non-HP2) .
  3. Remove the drive belt. Refer to Drive Belt Replacement .
  4. If equipped, remove the auxiliary generator. Refer to Auxiliary Generator Replacement (6.6L) .
  5. If equipped with dual generators, remove the bolt from the left side idler pulley (smooth pulley).
  6. Remove the idler pulley.
    7. Fig 2: View Of A/C Compressor & Bolts
    GM652573Courtesy of GENERAL MOTORS CORP.
  7. Disconnect the air conditioning (A/C) compressor clutch electrical connector.
  8. Disconnect the A/C cut out switch electrical connector.
  9. Remove the A/C compressor bolts.
  10. Move the A/C compressor with the hoses attached to the right side of the engine compartment.
    11. Fig 3: View Of Rear Power Steering Pump, Bracket & Bolts
    GM656330Courtesy of GENERAL MOTORS CORP.
  11. Remove the rear power steering pump bracket bolts (1).
    12. Fig 4: View Of Power Steering Pump Front Bracket & Bolts
    GM698146Courtesy of GENERAL MOTORS CORP.
  12. Remove the power steering pump front bracket bolts.
  13. Move and secure the power steering pump out of the way. The hoses and battery cables can remain attach to pump.
    14. Fig 5: A/C Compressor & Power Steering Pump Bracket
    GM1602063Courtesy of GENERAL MOTORS CORP.
  14. Remove the A/C compressor and power steering pump bracket bolts and nuts.
  15. Remove the A/C compressor and power steering pump bracket.
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