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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 972 (Engine Cooling System) >> Repair Instructions >> Turbocharger Coolant Hoses/Pipes Replacement (LMM - Inlet Pipe) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the intake manifold cover. Refer to Intake Manifold Cover Replacement .
  2. Remove the air cleaner. Refer to Air Cleaner Assembly Replacement .
  3. Drain the cooling system. Refer to Cooling System Draining and Filling (Vac-N-Fill)  or Cooling System Draining and Filling (Static Fill) .
    4. IMPORTANT: After removing the charged air cooler duct, cover the turbocharger opening with tape in order to prevent entry of objects.
  4. Remove the charged air cooler outlet pipe from the turbocharger and the charged air cooler. Refer to Charge Air Cooler Outlet Pipe Replacement .
    5. Fig 1: Identifying Turbocharger Coolant Inlet Hose & Bypass Valve (6.6L, LMM)
    GM1868922Courtesy of GENERAL MOTORS CORP.
  5. Reposition the turbocharger coolant inlet hose clamp at the bypass valve.
    6. Fig 2: View Of Turbocharger Coolant Inlet & Outlet Hose Components
    GM1367360Courtesy of GENERAL MOTORS CORP.
  6. Remove the turbocharger coolant inlet hose banjo bolt (1).
  7. Remove the inlet hose washer and inlet line.
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