GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2000 🢒 Impala 🢒 Engine 🢒 Engine Mechanical - 3.8L 🢒 Crankshaft Balancer Cleaning and Inspection
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Object Number: 187020 Size: SH
  • Inspect the crankshaft balancer for damage.
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  • Inspect the outside of the crankshaft balancer mounting shaft for grooves.
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  • Replace the crankshaft balancer if grooves are present and appear to be causing an oil leak.