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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 597 (Engine Mechanical - 3.1L V6 - VIN (J) Unit Repair) >> Repair Instructions >> Intake Manifold Cleaning and Inspection - Upper

Intake Manifold Cleaning and Inspection - Upper

WARNING: This page is about a different car, the 2002 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the accelerator control cable bracket bolts (1, 2) and the nut (3).
  2. Remove the accelerator control cable bracket.
    Fig 1: Accelerator Control Cable Bracket
    G01763882Courtesy of GENERAL MOTORS CORP.
  3. Remove the throttle body bolt and stud.
  4. Remove the throttle body.
  5. Remove the throttle body gasket.
    Fig 2: Throttle Body And Gasket
    G01763883Courtesy of GENERAL MOTORS CORP.
  6. Clean the intake manifold gasket surfaces.
  7. Clean the intake manifold bolts and studs.
  8. Inspect the intake manifold mating surfaces for nicks or cracks. Replace the intake manifold if damaged.
    Fig 3: Intake Manifold
    G01763884Courtesy of GENERAL MOTORS CORP.
  9. Install the throttle body gasket.
  10. Install the throttle body.
  11. Install the throttle body bolt and stud.

    Tighten: 

    Tighten the throttle body bolt and stud to 25 N.m (18 lb ft) 

    Fig 4: Throttle Body And Gasket
    G01763885Courtesy of GENERAL MOTORS CORP.
  12. Install the accelerator control cable bracket.
  13. Install the accelerator control cable bracket bolts and nut.

    Tighten: 

    Tighten the accelerator control cable bracket bolts in sequence (1, 2, 3) to 13 N.m (115 lb in) 

    Fig 5: Accelerator Control Cable Bracket
    G01763886Courtesy of GENERAL MOTORS CORP.
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