ION L4-2.0L SC (2007)
Valve Guide Seal: Service and Repair
Valve Stem Oil Seal and Valve Spring Replacement
Tools Required
*
J 43649 Valve Spring Compressor
*
J 36017 Valve Guide Seal Remover
*
J 43653 Flywheel Holding Tool
Removal Procedure
Important: Prevent the crankshaft from rotating clockwise or counterclockwise before using compressed air in the cylinder. Rotation of
the crankshaft may cause damage to J43653.
1. If equipped with a manual transmission, leave the transmission in first gear with the vehicle on the ground and the parking brake set.
2. If equipped with an automatic transmission, remove the starter.
3. Install the J43653.
4. Remove the camshaft.
5. Remove the camshaft roller followers.
6. Install the J43649 to the cylinder head.
7. Remove the spark plugs.
8. Install an air hose adaptor into the spark plug hole.
9. Pressurize the cylinder to 690 kPa (100 psi).