Malibu L4-2.4L (2010)
Valve Guide Seal: Service and Repair
Valve Stem Oil Seal and Valve Spring Replacement
Special Tools
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EN-36017 - Valve Guide Seal Remover
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EN-43649 - Valve Spring Compressor
*
EN-43649-10 - Valve Spring Compressor Adaptor Set
*
EN-43653 - Flywheel Holding Tool
For equivalent regional tools refer to Special Tools (See: Tools and Equipment).
Removal Procedure
Note: Prevent the crankshaft from rotating clockwise or counterclockwise before using compressed air in the cylinder. Rotation of the crankshaft may
cause damage to EN-43653 - holding tool.
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. Refer to Starter Replacement (See: Starting and Charging/Starting System/Starter
Motor/Service and Repair).
3. Install EN-43653 - holding tool.
4. Remove the camshaft. Refer to Intake Camshaft and Valve Lifter Replacement (See: Camshaft, Lifters and Push Rods/Camshaft/Service and
Repair/Intake Camshaft and Valve Lifter Replacement) or Exhaust Camshaft and Valve Lifter Replacement (See: Camshaft, Lifters and Push
Rods/Camshaft/Service and Repair/Exhaust Camshaft and Valve Lifter Replacement).
5. Remove the camshaft roller followers (1).
