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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1020 (Engine Mechanical - 6.6L (LLY)) >> Repair Instructions >> Off-Vehicle Repair Instructions >> EGR and Cooler Removal

EGR and Cooler Removal

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 air inlet tube to intake manifold tube bolt and nut.
    2. Fig 1: View Of Air Inlet Tube To Intake Manifold Tube
    GM1335562Courtesy of GENERAL MOTORS CORP.
  2. Remove the air inlet tube nuts.
  3. Remove the air inlet tube.
    4. Fig 2: View Of Air Inlet Tube
    GM1335564Courtesy of GENERAL MOTORS CORP.
  4. Remove the rear EGR cooler bolts.
    5. Fig 3: View Of Rear EGR Cooler Bolts
    GM1335568Courtesy of GENERAL MOTORS CORP.
  5. Remove the EGR mount bolt.
    6. Fig 4: View Of EGR Mount Bolt
    GM1335571Courtesy of GENERAL MOTORS CORP.
  6. Remove the EGR and cooler.
    7. Fig 5: View Of EGR & Cooler
    GM1335573Courtesy of GENERAL MOTORS CORP.
  7. Remove the EGR cooler bracket bolts.
    8. Fig 6: View Of EGR Cooler Bracket Bolts
    GM1335574Courtesy of GENERAL MOTORS CORP.
  8. Remove the EGR cooler bracket.
  9. Remove the intake manifold tube.
    10. Fig 7: View Of Intake Manifold Tube
    GM1335575Courtesy of GENERAL MOTORS CORP.
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