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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1444 (Engine Mechanical - 5.3L (Lm4)) >> Repair Instructions >> Off-Vehicle Repair Instructions >> Intake Manifold Removal

Intake Manifold Removal

WARNING: This page is about a different car, the 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 Chevrolet TrailBlazer, and 2004 Buick Rainier. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of PCV Hose
    GM1201537Courtesy of GENERAL MOTORS CORP.
    IMPORTANT:
    • The intake manifold, throttle body, fuel injection rail, and fuel injectors may be removed as an assembly. If not servicing the individual components, remove the manifold as a complete assembly.
    • DO NOT use the intake manifold-to-cylinder head gaskets again.
  1. Remove the positive crankcase ventilation (PCV) hose.
    2. Fig 2: View Of MAP Sensor
    GM1277093Courtesy of GENERAL MOTORS CORP.
  2. Remove the manifold absolute pressure (MAP) sensor (714), if required.
  3. Remove the engine coolant air bleed clamp and hose from the throttle body.
    4. Fig 3: View Of EVAP Purge Solenoid, Bolt & Isolator
    GM1277094Courtesy of GENERAL MOTORS CORP.
  4. Remove the evaporative emission (EVAP) solenoid (708), bolt (710), and isolator (709), if required.
    5. Fig 4: View of Intake Manifold
    GM825839Courtesy of GENERAL MOTORS CORP.
  5. Remove the intake manifold bolts.
  6. Remove the intake manifold with gaskets.
    7. Fig 5: View Of Intake Manifold-To-Cylinder Head Gasket
    GM1277097Courtesy of GENERAL MOTORS CORP.
  7. Separate the intake manifold-to-cylinder head gaskets (514) from the manifold.
  8. Discard the intake manifold gaskets.
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