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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1619 (Engine Mechanical - 4.8L, 5.3L & 6.0L) >> Repair Instructions >> Off-Vehicle Repair Instructions >> Valve Rocker Arm Cover Removal - Left

Valve Rocker Arm Cover Removal - Left

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: Do not remove the ignition coils and bracket from the valve rocker arm cover unless required.

Do not remove the positive crankcase ventilation (PCV) valve grommet from the cover unless service is required.

  1. Remove the ignition coil bracket bolts from the rocker arm cover, if required.
  2. Remove the ignition coil and bracket assembly from the cover.
    Fig 1: Removing Ignition Coil & Bracket Assembly
    G02106925Courtesy of GENERAL MOTORS CORP.
  3. Remove the valve rocker arm cover bolts.
  4. Remove the valve rocker arm cover.
    Fig 2: Removing Valve Rocker Arm Cover & Bolts
    G02106926Courtesy of GENERAL MOTORS CORP.
  5. Remove the gasket (1) from the cover.
  6. Discard the gasket.

    The bolt grommets may be used again if they are not damaged.

    Fig 3: Removing Gasket
    G02106927Courtesy of GENERAL MOTORS CORP.
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