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Home >> Cadillac >> 2008 >> Escalade RWD >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical - 4.8L, 5.3L, 6.0L Or 6.2L (4 Of 5) >> Off-Vehicle Repair Instructions (2 Of 3) >> Intake Manifold Cleaning and Inspection >> Cleaning Procedure

Cleaning Procedure

    Fig 1: View Of Intake Manifold-To-Cylinder Head Gasket
    GM1277097Courtesy of GENERAL MOTORS CORP.
  1. Remove and discard the intake manifold-to-cylinder head gaskets (514).
    2. Fig 2: View Of Intake Manifold & Bolts
    GM1403311Courtesy of GENERAL MOTORS CORP.
  2. Remove the manifold absolute pressure (MAP) sensor (714). Refer to Intake Manifold Removal (RPO LY2/LY6/L92) or Intake Manifold Removal (RPO LC9/LY5/LMG/L76) .
  3. Remove the evaporative emission (EVAP) canister purge solenoid valve, EVAP tubes, and fuel rail with injectors. Refer to Fuel Rail and Injectors Removal .
  4. Remove the throttle body and gasket. Refer to Throttle Body Removal .
  5. Clean the intake manifold (500) in solvent.
    6. CAUTION: Refer to Safety Glasses and Compressed Air Caution .
  6. Dry the intake manifold with compressed air.
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