
Clean the oil pan mating surface.Clean the oil pan-(1). Remove all the sludge andthe oil deposits.Inspect the threads for the engine oil drain plug.Inspect the oil pan for cracking near the pan rail and thetransmission mounting points.Inspect the oil pan for cracking resulting from impact orflying road debris.
Note:The oil pan baffle and pickup screen are not removable fromthe oil pan.
Inspect the oil pan baffle and pickup screen.Repair or replace the oil pan as necessary.
Intake Manifold Cleaning and Inspection (LAF, LEA, or LUK) Intake and Forced Induction Intake Manifold
Piston, Connecting Rod, and Bearing Cleaning and Inspection Engine Block Cylinder Block Piston AssemblyHigh Strength Low Alloy Steel
This information provides repair recommendations and generalguidelines for steel classified as High Strength Low Alloy Steel,also known as HSLA. This type of steel normally has a tensilestrength range from 300–700-MPa.General Motors recommends the following when repairing orreplacing this type of ...