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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1219 (Engine Mechanical - 4.2L 6-Cylinder (Unit Repair)) >> Repair Instructions >> Timing Chain Tensioner Removal

Timing Chain Tensioner Removal

WARNING: This page is about a different car, the 2002 Oldsmobile Bravada, 2002 GMC Envoy XL, 2002 GMC Envoy, and 2002 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the cylinder head access hole plugs.
  2. Fig 1: Removing Cylinder Head Access Hole Plugs
    G01706491Courtesy of GENERAL MOTORS CORP.
  3. Remove the timing chain tensioner shoe bolt.
  4. Remove the timing chain tensioner shoe.
  5. Fig 2: Removing Timing Chain Tensioner Shoe
    G01706492Courtesy of GENERAL MOTORS CORP.
  6. Remove the timing chain tensioner guide bolts.
  7. Remove the timing chain tensioner guide.
  8. Fig 3: Removing Timing Chain Tensioner Guide
    G01706493Courtesy of GENERAL MOTORS CORP.
  9. Remove the timing chain tensioner bolts.
  10. Remove the timing chain tensioner.
  11. Fig 4: Removing Timing Chain Tensioner
    G01706494Courtesy of GENERAL MOTORS CORP.