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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1443 (Engine Mechanical - 4.2L (Ll8)) >> Repair Instructions >> Off-Vehicle Repair Instructions >> Intake Manifold Installation

Intake Manifold Installation

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Intake Manifold & Bolts
    GM637631Courtesy of GENERAL MOTORS CORP.
  1. Install a new intake manifold gasket.
    2. NOTE: Refer to Fastener Notice in Cautions and Notices.
  2. Install the intake manifold and bolts.

    Tighten:  Tighten the intake manifold bolts from the inside out to 10 N.m (89 lb in).

    3. Fig 2: View Of Crankcase Ventilation Hose Location
    GM637635Courtesy of GENERAL MOTORS CORP.
  3. Lubricate the inner diameter of the ends of PCV hose with GM P/N 12345884, (Canadian P/N 5728223) or equivalent.
  4. Install the PCV hose.
    5. Fig 3: View Of Throttle Control Module & Bolts
    GM637642Courtesy of GENERAL MOTORS CORP.
  5. Install a new throttle control module gasket.
  6. Install the throttle control module.
  7. Add sealer GM P/N 12346004, (Canadian P/N 10953480) to the throttle control module bolt threads.
  8. Install the throttle control module bolts.

    Tighten:  Tighten the throttle control module bolts to 10 N.m (89 lb in).

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