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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 40 (Engine Mechanical - 6.6L - Off Vehicle Repair Instructions (1 Of 3)) >> Off-Vehicle Repair Instructions (Part 1) >> EGR and Cooler Removal

EGR and Cooler Removal

WARNING: This page is about a different variant/trim than selected.
  1. Remove the intake pipe to air inlet tube bolts.
  2. Remove the intake pipe.
    Fig 1: Identifying Intake Pipe
    GM1650655Courtesy of GENERAL MOTORS CORP.
  3. Remove the intake heater.
  4. Remove the air inlet tube to intake manifold tube bolt and nut.
    Fig 2: View Of Air Inlet Tube Bolt And Nut
    GM1650657Courtesy of GENERAL MOTORS CORP.
  5. Remove the air inlet tube nuts.
  6. Remove the air inlet tube.
    Fig 3: View Of Air Inlet Tube
    GM1650661Courtesy of GENERAL MOTORS CORP.
  7. Remove the rear EGR cooler bolts.
    Fig 4: EGR Cooler
    GM1650663Courtesy of GENERAL MOTORS CORP.
  8. Remove the EGR mount bolt.
    Fig 5: View Of EGR Mount Bolt
    GM1335571Courtesy of GENERAL MOTORS CORP.
  9. Remove the EGR and cooler.
    Fig 6: View Of EGR & Cooler
    GM1335573Courtesy of GENERAL MOTORS CORP.
  10. Remove the EGR cooler bracket bolts.
    Fig 7: EGR Cooler Bracket
    GM1650666Courtesy of GENERAL MOTORS CORP.
  11. Remove the EGR cooler bracket.
  12. Remove the intake manifold tube.
    Fig 8: View Of Intake Manifold Tube
    GM1335575Courtesy of GENERAL MOTORS CORP.
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