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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 994 (Engine Mechanical - 6.6L (LLY)) >> Repair Instructions >> On-Vehicle Repair Instructions >> Positive Crankcase Ventilation (PCV) Valve Replacement (Right) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of PCV Cover, Diaphragm & Spring
    GM1336134Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  1. Install the spring, diaphragm and cover.
  2. Install the PCV cover screws.

    Tighten:  Tighten the screws to 4 N.m (35 lb in).

  3. Position the fuel filter assembly to the engine.
  4. Install the fuel filter bracket bolts.

    Tighten:  Tighten the bolts to 21 N.m (15 lb ft).

    5. Fig 2: View Of Fuel Filter Assembly
    GM1334875Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Lubricate the end of the duct prior to installation.
  5. Install the charged air cooler outlet duct to the intake.
    6. Fig 3: View Of Charged Air Cooler Outlet Duct
    GM1334381Courtesy of GENERAL MOTORS CORP.
  6. Tighten the charged air cooler outlet duct to intake hose clamp.

    Tighten:  Tighten the clamp to 6 N.m (53 lb in).

  7. Install the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement in Engine Controls - 6.6L (LLY).
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