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Home >> Chevrolet >> 2006 >> Cobalt LTZ >> Repair and Diagnosis >> External Pages >> Different car >> Section 791 (Engine Mechanical - 2.4L) >> Repair Instructions - On Vehicle >> Sealant Replacement - Lower Crankcase to Engine Block >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2008 Pontiac G5 and 2008 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Upper & Lower Crankcase W/Bolts
    GM412435Courtesy of GENERAL MOTORS CORP.
  1. Remove the engine from the vehicle. Refer to Engine Replacement .
  2. Remove the crankshaft balancer. Refer to Crankshaft Balancer Removal .
  3. Remove the engine front cover. Refer to Engine Front Cover and Oil Pump Removal .
  4. Remove the engine oil pan. Refer to Oil Pan Removal .
  5. Remove the 3 perimeter bolts.
    6. IMPORTANT: Do not forget the 2 outside rear bolts.
  6. Remove and discard the crankshaft bearing bolts.
    7. IMPORTANT: Keep the bearing halves in order upon removal for proper installation.
  7. Using the pry points and an appropriate prying tool, gently separate the upper and lower crankcase.
  8. Clean the sealing material from the engine block and lower the crankcase.
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