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Home >> Isuzu >> 2007 >> i-290 LS, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 23 (Engine Mechanical - 4.6L - 1 Of 4) >> On-Vehicle Repair Instructions (1 Of 2) >> Primary Camshaft Drive Chain Tensioner Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2007 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the engine front cover. Refer to Engine Front Cover Replacement .
    2. Fig 1: Identifying Primary Timing Gear Alignment Marks
    GM517185Courtesy of GENERAL MOTORS CORP.
  2. Align the primary timing marks (1) using the J 39946  . See Special Tools .
    3. Fig 2: Identifying Primary Camshaft Drive Chain Tensioner to Engine Block Bolts
    GM210241Courtesy of GENERAL MOTORS CORP.
  3. Remove the 2 bolts attaching the primary camshaft drive chain tensioner to the engine block.
  4. Remove the primary camshaft drive chain tensioner, allowing the tensioner to expand as you remove it.
  5. Clean and inspect the camshaft timing drive components. Refer to Camshaft Timing Drive Components Cleaning and Inspection .
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