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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 429 (Engine Mechanical - 1.8L (LNK)) >> Repair Instructions >> On-Vehicle Repair Instructions >> Timing Chain Tensioner Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: Refer to BATTERY DISCONNECT CAUTION .
  1. Disconnect the negative battery cable.
  2. Remove the engine cover.
  3. Remove the ignition coils (1, 2, 3, 4).
    Fig 1: Removing Ignition Coils
    G01546351Courtesy of GENERAL MOTORS CORP.
  4. Remove the spark plugs.
    Fig 2: Removing Spark Plugs
    G01546352Courtesy of GENERAL MOTORS CORP.
  5. Rotate the engine to top dead center on the number one cylinder.
    Fig 3: Rotating Engine To Top Dead Center
    G01546353Courtesy of GENERAL MOTORS CORP.
  6. Remove the 2 timing chain tensioner bolts (1, 2).
  7. Remove the timing chain tensioner.
    Fig 4: Removing Timing Chain Tensioner
    G01546354Courtesy of GENERAL MOTORS CORP.
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