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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 722 (Engine Mechanical - 8.1L (Unit Repair)) >> Repair Instructions >> Intake Manifold Disassemble (G)

Intake Manifold Disassemble (G)

WARNING: This page is about a different car, the 2002 GMC Yukon XL, 2002 Chevrolet Suburban, and 2002 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the throttle body nuts and throttle body.
  2. Remove and discard the throttle body gasket.
    Fig 1: Throttle Body & Gasket (G)
    G01675520Courtesy of GENERAL MOTORS CORP.
  3. Remove the MAP sensor bolt and MAP sensor.
  4. Inspect the MAP sensor seal for damage.
    Fig 2: MAP Sensor (G)
    G01675521Courtesy of GENERAL MOTORS CORP.
  5. Remove the EGR valve nuts, EGR valve and EGR valve gasket.
  6. Discard the EGR valve gasket.
    Fig 3: EGR Valve, Nuts & Gasket (G)
    G01675522Courtesy of GENERAL MOTORS CORP.
  7. Remove the purge solenoid vacuum hose.
    Fig 4: Purge Solenoid Vacuum Hose (G)
    G01675523Courtesy of GENERAL MOTORS CORP.
  8. Remove the purge solenoid bolt and the purge solenoid.
  9. Inspect the purge solenoid seal for damage. Replace the seal as needed.
    Fig 5: Purge Solenoid, Bolt & Seal (G)
    G01675524Courtesy of GENERAL MOTORS CORP.