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Home >> Cadillac >> 2021 >> CT4 Sport, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 136 (Engine Mechanical - 3.6L (LF4) - Repair Instructions (2 Of 4)) >> Repair Instructions >> Camshaft Timing Chain Component Removal and Installation >> Secondary Camshaft Drive Chain Tensioner Installation - Left Side

Secondary Camshaft Drive Chain Tensioner Installation - Left Side

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  1. GM2901738

    Reset the left secondary camshaft drive chain tensioner plunger using EN-45027  Tensioner Tool (7).

  2. Install left secondary camshaft drive chain tensioner plunger into body.
  3. Compress the plunger into the body and lock the left secondary camshaft drive chain tensioner by inserting the EN-46112  Tensioner Retraction Pins (6) into the access hole in the side of the left secondary camshaft drive chain tensioner body.
  4. Slowly release pressure on the left secondary camshaft drive chain tensioner. The left secondary camshaft drive chain tensioner should remain compressed.
    5. NOTE:

    Ensure the left secondary camshaft drive chain tensioner mounting surface on the left cylinder head does not have any burrs or defects that would degrade the sealing of the NEW left secondary camshaft drive chain tensioner gasket.

  5. Timing Chain Tensioner Gasket- Left Side (2) - Install
  6. Timing Chain Tensioner (3) - Install
  7. Tighten the 2 drive chain tensioner bolts (4) in two passes. Fastener Specifications
  8. Release the drive chain tensioner by pulling out the EN-46112  Tensioner Retraction Pins (6) and unlocking the tensioner plunger.
  9. Verify the timing components are correctly aligned for stage 1. Timing Chain Alignment Diagram
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