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Home >> Isuzu >> 2007 >> i-290 LS, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 77 (Engine Mechanical - 4.6L - 3 Of 4) >> Off-Vehicle Repair Instructions (2 Of 3) >> Crankshaft Balancer Cleaning and Inspection >> Inspection Procedure

Inspection 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.
    Fig 1: Identifying Hub-to-crankshaft
    GM578615Courtesy of GENERAL MOTORS CORP.
  1. Inspect the crankshaft balancer for the following:
    • Worn or damaged hub-to-crankshaft surface (1)
    • Worn, grooved, or damaged hub seal surface (2). A crankshaft balancer hub seal surface with excessive scoring, grooves, rust, or other damage must be replaced.
    • Bent, damaged or missing crankshaft front oil seal shield (3)
    • Worn, chunking, or deteriorated rubber between the hub and pulley (4)
    • Damaged drive belt ribs (5)
  2. Repair or replace the crankshaft balancer as necessary.