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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 And Push Rod Replacement >> Removal Procedure

Removal 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.
  1. Remove the valve rocker arm cover. Refer to Valve Rocker Arm Cover Replacement - Left Side , or Valve Rocker Arm Cover Replacement - Right Side .
  2. Rotate the crankshaft until number 1 piston is at top dead center of compression stroke.

    The engine firing order is 1, 8, 7, 2, 6, 5, 4, 3.

    Cylinders 1, 3, 5, and 7 are left bank.

    Cylinders 2, 4, 6, and 8 are right bank.

    3. Fig 1: Valve Rocker Arm And Bolt Assembly And Pushrod
    GM3286016Courtesy of GENERAL MOTORS COMPANY
  3. Remove the valve rocker arm and bolt assembly (1).
  4. Remove the pushrod (2).
  5. Clean and inspect the rocker arms and/or pushrods, if necessary. Refer to Valve Rocker Arm and Push Rod Cleaning and Inspection .
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