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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 >> Valve Rocker Arm Cover Installation - Left

Valve Rocker Arm Cover Installation - Left

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 Valve Rocker Arm Cover Gasket
    GM1272820Courtesy of GENERAL MOTORS CORP.
    IMPORTANT:
    • All gasket surfaces should be free of oil or other foreign material during assembly.
    • DO NOT use the valve rocker arm cover gasket again.
    • The valve rocker arm cover bolt grommets may be used again.
    • If the vapor vent grommet has been removed from the valve rocker arm cover, install a NEW vapor vent grommet during assembly.
  1. Install a NEW cover gasket (504) into the valve rocker arm cover.
    2. Fig 2: View Of Valve Rocker Arm Cover
    GM1277108Courtesy of GENERAL MOTORS CORP.
  2. Install the valve rocker arm cover onto the cylinder head.
    3. NOTE: Refer to Fastener Notice in Cautions and Notices.
  3. Install the cover bolts with grommets.

    Tighten:  Tighten the valve rocker arm cover bolts to 12 N.m (106 lb in).

    4. Fig 3: Identifying Ignition Coils
    GM824413Courtesy of GENERAL MOTORS CORP.
  4. Apply threadlock GM P/N 12345382 (Canadian P/N 10953489) or equivalent to the threads of the bracket bolts.
  5. Install the ignition coils and bracket assembly and bolts.

    Tighten:  Tighten the ignition coil and bracket assembly bolts to 12 N.m (106 lb in).

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