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Home >> Chevrolet >> 2018 >> Suburban 3500 HD LT >> Repair and Diagnosis >> External Pages >> Different car >> Section 7 (Engine Mechanical - 5.3L (L83) Or 6.2L (L86) - Repair Instructions - On Vehicle) >> Repair Instructions - On Vehicle >> Valve Rocker Arm Cover Replacement - Right Side >> Installation Procedure

Installation Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2018 GMC Yukon XL, 2018 GMC Yukon, 2018 Chevrolet Tahoe, 2018 Chevrolet Suburban, and 2018 Cadillac Escalade ESV. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Valve Rocker Arm Cover
    GM3271235Courtesy of GENERAL MOTORS COMPANY
  1. Install a NEW valve rocker arm gasket (2).
  2. Install the valve rocker arm cover (1).
    3. Fig 2: Valve Rocker Arm Cover Bolts
    GM3271174Courtesy of GENERAL MOTORS COMPANY
  3. Install valve rocker arm cover bolts (1) and hand tighten.
    4. Fig 3: Valve Rocker Arm Cover Bolts Tightening Sequence
    GM3271248Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

  4. Tighten the bolts in sequence to 10 N.m (89 lb in) as shown.
  5. Install the ignition coil. Refer to Ignition Coil Replacement .
  6. Position and attach the heater inlet and outlet hose bracket retainer.
  7. Install the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement (Chevrolet and GMC)Air Cleaner Outlet Duct Replacement (Cadillac) .
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