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Home >> Buick >> 2004 >> Century Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 134 (Engine Mechanical - 3.8L) >> Repair Instructions >> Off-Vehicle Repair Instructions >> Timing Chain and Sprockets Cleaning and Inspection (L32)

Timing Chain and Sprockets Cleaning and Inspection (L32)

WARNING: This page is about a different car, the 2004 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
  1. Inspect the timing chain and sprockets for damage.
  2. Inspect the timing chain for overall in and out movement. Movement should not exceed 25 mm (1 in).
  3. Fig 1: Locating Sprocket Timing Alignment Marks
    GM36603Courtesy of GENERAL MOTORS CORP.
  4. Inspect the sprockets for wear.