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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 144 (Engine Mechanical - 4.3L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Generator Bracket Replacement (4.3L Engine) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 GMC Savana and 2003 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnect/Connect Procedure .
  2. Remove the engine cover. Refer to Engine Cover Replacement in Interior Trim .
  3. Remove the coolant recovery reservoir. Refer to COOLANT RECOVERY RESERVOIR REPLACEMENT .
  4. Remove the air cleaner assembly and the air inlet duct from the throttle body.
  5. Remove the engine oil and the transmission fluid level indicators.
  6. Remove the screw holding the oil level indicator tube and the transmission fluid fill tube to the oil fill tube lower support.
  7. Remove the upper section of the oil level indicator tube.
    Fig 1: Removing Upper Section Of Oil Level Indicator Tube
    G02079310Courtesy of GENERAL MOTORS CORP.
  8. Remove the nut holding the transmission fluid fill tube to the rear of the right cylinder head.
  9. Remove the upper section of the transmission fluid fill tube.
    Fig 2: Removing Upper Section Of Transmission Fluid Fill Tube
    G02079311Courtesy of GENERAL MOTORS CORP.
  10. Remove the screw holding the oil fill tube to the oil fill tube lower support.
  11. Remove the oil fill tube.
    Fig 3: Removing Oil Fill Tube
    G02079312Courtesy of GENERAL MOTORS CORP.
  12. Remove the bolts holding the heater outlet and inlet hoses to the oil fill tube lower support.
    Fig 4: Removing Heater Outlet & Inlet Hoses To Oil Fill Tube Lower Support Bolts
    G02079313Courtesy of GENERAL MOTORS CORP.
  13. Remove the engine wiring harness retainer from the stud at the oil fill tube lower support.
  14. Remove the stud and the bolt for the oil fill tube lower support.
  15. Remove the oil fill tube lower support.
    Fig 5: Removing Stud, Bolt & Oil Fill Tube Lower Support
    G02079314Courtesy of GENERAL MOTORS CORP.
  16. Remove the upper fan shroud section. Refer to FAN SHROUD REPLACEMENT .
  17. Remove the drive belt. Refer to Drive Belt Replacement .
  18. Remove the generator. Refer to GENERATOR .
  19. Remove the drive belt tensioner. Refer to Drive Belt Tensioner Replacement .
  20. Remove the drive belt idler pulley. Refer to Drive Belt Idler Pulley Replacement .
  21. Remove the 2 bolts and nut holding the generator mounting bracket to the engine.
  22. Slide the generator mounting bracket off of the stud.
    Fig 6: Removing Generator Mounting Bracket
    G02079315Courtesy of GENERAL MOTORS CORP.
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