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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1054 (Engine Exhaust System) >> Repair Instructions >> Exhaust Hanger Mounting Bracket Replacement (6.0L, 6.6L, and 8.1L Engines) >> 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. Remove the exhaust manifold pipe. Refer to Exhaust Manifold Pipe Replacement (6.0L, 6.6L, and 8.1L Engines) .
    Fig 1: View Of Heat Shield/Exhaust Pipe Hanger Bracket & Bolts
    GM858548Courtesy of GENERAL MOTORS CORP.
  2. Remove the catalytic converter. Refer to Catalytic Converter Replacement (4.3L, 4.8L, and 5.3L Engines)  or Catalytic Converter Replacement (6.0L and 8.1L Engines) Catalytic Converter Replacement (6.6L Engine) .
  3. If equipped with a 4L60-E automatic transmission, remove the exhaust pipe hanger bracket bolts.
    4. Fig 2: Exhaust Pipe Hanger Bracket (6.0L, 4L80-E Automatic Transmission)
    GM665092Courtesy of GENERAL MOTORS CORP.
  4. If equipped with a 6.0L engine and a 4L80-E automatic transmission, remove the exhaust pipe hanger bracket bolts.
    5. Fig 3: Exhaust Pipe Hanger Bracket And Bolts (6.0L, 6.6L, and 8.1L Engines, 4L80-E Automatic Transmission)
    GM665094Courtesy of GENERAL MOTORS CORP.
  5. If equipped with a 6.0L, or 8.1L engine and a 4L80-E automatic transmission, remove the exhaust pipe hanger bracket bolts.
    6. Fig 4: Exhaust Pipe Hanger Bracket (6.0L, 6.6L, and 8.1L Engines With 5-Speed Manual Transmission)
    GM665095Courtesy of GENERAL MOTORS CORP.
  6. If equipped with a 6.0L engine and a 5-speed manual transmission, remove the transmission bolts.
    7. Fig 5: Exhaust Pipe Hanger Bracket (6.0L, 5-Speed Manual Transmission)
    GM665098Courtesy of GENERAL MOTORS CORP.
  7. If equipped with a 6.0L engine and a 5-speed manual transmission, remove the exhaust pipe hanger bracket bolts.
    8. Fig 6: Exhaust Pipe Hanger Bracket (6.6L and 8.1L Engines, Allison Transmission)
    GM694239Courtesy of GENERAL MOTORS CORP.
  8. If equipped with a 6.6L or 8.1L engine and a Allison transmission, remove the exhaust pipe hanger bracket bolts.
    9. Fig 7: Exhaust Pipe Hanger Bracket (6.0L and 8.1L Engines, 6-Speed Manual Transmission)
    GM694241Courtesy of GENERAL MOTORS CORP.
  9. If equipped with a 6.6L or 8.1L engine and a 6-speed manual transmission, remove the exhaust pipe hanger bracket bolts.
  10. Remove the exhaust manifold pipe bracket.
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