The oil pan is made of aluminum. A one-piece, non-reusable isolator seal is used between the oil pan and the cylinder block. See Figure 25326 .
4.Oil Pan Gasket
3.Oil Pan Mounting Bolt
Typical Oil Pan Assembly
To determine if repair is possible or replacement is necessary, perform the following procedure. See Figure 21757 .
Repair or Replacement of Oil Pan Flowchart
Pre-cleaning is not necessary.
Do not support the engine on the oil pan. Damage to the oil pan could result.
Remove the oil pan as follows:
Note: Whenever the oil pan is removed, the oil pan gasket must be replaced.
Clean the oil pan prior to inspection as follows:
To avoid injury from flying debris when using compressed air, wear adequate eye protection (face shield or safety goggles) and do not exceed 40 psi (276 kPa) air pressure.
Inspect the oil pan as follows:
Install the oil pan as follows:
Flywheel Housing, Lower Front Cover, and Cylinder Block Joint Faces
Oil Pan Bolt Torque Sequence
Note: If any other plugs were removed from the oil pan, install them at this time.