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Home >> Chevrolet >> 2008 >> Impala LTZ >> Repair and Diagnosis >> External Pages >> Different car >> Section 127 (Engine Mechanical - 3.6L (Ly7) (Repair Instructions - 2 Of 5)) >> On-Vehicle Repair Instructions (Part 2) >> Oil Pump Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2006 Buick LaCrosse and 2006 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Oil Pump & Mounting Bolts
    GM902821Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Do not remove the left bank idler sprocket.
  1. Remove the primary timing chain. Refer to Primary Camshaft Drive Chain and Sprockets Replacement .
  2. Remove the crankshaft sprocket.
  3. Remove the oil pump bolts and the oil pump.
  4. Perform the following steps as necessary:
    • Disassemble the oil pump.
    • Clean and inspect the oil pump.
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