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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 91 (Engine Mechanical - 3.6L (LF4 LGX) - Repair Instructions - On Vehicle) >> Repair Instructions - On Vehicle >> Valve Rocker Arm Replacement - Left Side (LF4) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2016 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the applicable camshaft(s). Refer to Camshaft Replacement - Left Side (LF4) .
    2. Fig 1: View of Rocker Arm Assembly
    GM1977900Courtesy of GENERAL MOTORS COMPANY
  2. Remove the rocker arms.
  3. Clean and inspect the camshaft(s) and the rocker arm(s). Replace as necessary. Refer to Camshaft Cleaning and Inspection , and Valve Rocker Arm Cleaning and Inspection (LF4) .
  4. Clean and inspect the valve lifters and replace as necessary. Refer to Valve Lifter Cleaning and Inspection (LF4)
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