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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 144 (Engine Mechanical - 4.3L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Crankshaft Front Oil Seal Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 GMC Savana and 2003 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the crankshaft balancer. Refer to Crankshaft Balancer Replacement .
  2. Use a suitable prying tool to remove the crankshaft front oil seal.
  3. Inspect the engine front cover seal bore for damage.
  4. Inspect the crankshaft balancer seal area. Refer to Crankshaft Balancer Cleaning and Inspection .
    Fig 1: Removing Crankshaft Front Oil Seal
    G02077829Courtesy of GENERAL MOTORS CORP.
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