2005 Chevrolet Colorado Valve Stem Oil Seal

You should remove the service slot plug, install the EN 46547 into the flywheel teeth, remove the valve rocker arms and the spark plugs, install the base plate of the J 44228 over the spark plug hole of the cylinder to be serviced, the J 39313 in the spark plug hole and the arm and swivel nut of the J44228 Over the stud corresponding to the valve to be serviced, and remove the valve locks. A magnet is the most suitable tool for this activity. Remove the valve spring retainer and valve spring.

You should install a seal protector over the valve stem before installing the valve stem seal and the valve spring and valve spring retainer, remove the swivel nut and arm of the J 44228, and install the arm and swivel nut of the J 44228 over the stud of any other valves being serviced for this cylinder and repeat removal steps 11 through 16 and installation steps 1 through 7, remove the J 39313 from the spark plug hole and the base plate of the J 44228, install the spark plugs and the valve rocker arms, remove the EN 46547 (1) from the flywheel teeth, and install the service slot plug.