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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 981 (Battery, Charging System & Starting System) >> Repair Instructions >> Generator Bracket Replacement (4.3L Engine) >> Removal Procedure

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.
  1. Loosen the air cleaner outlet duct clamp at the mass air flow/intake air temperature (MAF/IAT) sensor.
    2. Fig 1: View Of Air Cleaner Outlet Duct Clamp
    GM360851Courtesy of GENERAL MOTORS CORP.
  2. Remove the positive crankcase ventilation (PCV) hose.
    3. Fig 2: Positive Crankcase Ventilation (PCV) Hose (4.3L Engine)
    GM701705Courtesy of GENERAL MOTORS CORP.
  3. Remove the air cleaner adapter nut.
    4. Fig 3: View Of Air Cleaner Adapter Nut
    GM489179Courtesy of GENERAL MOTORS CORP.
  4. In order to remove the air cleaner outlet duct, pivot the duct upward until the hinge clip releases from the lip on the throttle body.
    5. Fig 4: View Of Air Cleaner Outlet Duct
    GM489176Courtesy of GENERAL MOTORS CORP.
  5. Remove the cooling fan. Refer to Fan Replacement in Engine Cooling.
  6. Remove the drive belt. Refer to Drive Belt Replacement in Engine Mechanical - 4.3L.
  7. Remove the wiring harness bracket bolt.
    8. Fig 5: View Of Wiring Harness Bracket Bolt (4.3L Engine)
    GM334162Courtesy of GENERAL MOTORS CORP.
  8. Remove the heater hose bracket bolt.
    9. Fig 6: View Of Heater Hose Bracket Bolt (4.3L Engine)
    GM316440Courtesy of GENERAL MOTORS CORP.
  9. Remove the generator. Refer to Generator Replacement (4.3L Engine)  or Generator Replacement (4.8L, 5.3L, and 6.0L Engines)  or Generator Replacement (6.6L (LB7) Engine)  or Generator Replacement (6.6L (LLY) Engine)  or Generator Replacement (8.1L Engine) .
  10. Remove the drive belt tensioner. Refer to Drive Belt Tensioner Replacement in Engine Mechanical - 4.3L.
  11. Remove the drive belt idler pulley. Refer to Drive Belt Idler Pulley Replacement - Right or Drive Belt Idler Pulley Replacement - without Air Conditioning in Engine Mechanical - 4.3L.
  12. Remove the generator bracket bolts and nut.
  13. Remove the generator bracket.
    14. Fig 7: View Of Generator Bracket & Bolts (4.3L)
    GM196643Courtesy of GENERAL MOTORS CORP.
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