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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 905 (Engine Mechanical - 2.2L (LN2)) >> Repair Instructions >> Off-Vehicle Repair Instructions >> Valve Rocker Arm Cover Installation

Valve Rocker Arm Cover Installation

WARNING: This page is about a different car, the 2003 GMC Sonoma and 2003 Chevrolet S10 Pickup. However, it is still accessible from the selected car via links, so may be relevant.
  1. Clean the sealing surfaces where the cylinder head and the rocker arm cover meet. Use a suitable cleaning solvent.
  2. Inspect the sealing flanges of the rocker arm cover for distortion.
  3. Install the new rocker arm cover gasket in the groove around the rocker arm cover.
  4. Install the rocker arm cover to the cylinder head.
  5. Install the rocker arm cover bolts, stud (1) and bracket (2).
    Fig 1: Installing Rocker Arm Cover To Cylinder Head
    G01977272Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  6. Install the rocker arm cover bolts in sequence (1-8).

    Tighten 

    Tighten the rocker arm cover bolts to 10 N.m (89 lb in).

    Fig 2: Identifying Tightening Sequence Of Rocker Arm Cover Bolts
    G01977273Courtesy of GENERAL MOTORS CORP.
  7. Install the water outlet adapter.

    Tighten 

    Tighten the water outlet adapter bolts to 25 N.m (18 lb ft).

    Fig 3: Installing Water Outlet Adapter
    G01977274Courtesy of GENERAL MOTORS CORP.
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