LaCrosse FWD V6-3.0L (2010)
Valve Spring: Service and Repair
Valve Stem Oil Seal and Valve Spring Replacement - Left Side
Valve Stem Oil Seal and Valve Spring Replacement - Left Side
Special Tools
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EN-46106 - Flywheel Holding Tool
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EN-46110 - On-Vehicle Valve Spring Compressor
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EN-46116 - Valve Stem Seal Remover/Installer
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J-39313 - Spark Plug Port Adapter
Removal Procedure
1. Remove the rocker arms. Refer to Valve Rocker Arm Replacement - Left Side (See: Rocker Arm Assembly/Service and Repair/Valve Rocker
Arm Replacement - Left Side).
2. Remove the starter motor. Refer to Starter Replacement (V6) (See: Starting and Charging/Starting System/Starter Motor/Service and Repair
)Starter Replacement (L4) (See: Starting and Charging/Starting System/Starter Motor/Service and Repair)
Note: If the EN-46106 - tool is not installed, the crankshaft may rotate. If the crankshaft rotates, disassembly and reassembly of the entire
camshaft timing system may be required.
3. Install the EN-46106 - tool in order to prevent crankshaft rotation.
4. Remove the spark plug from the applicable cylinder. Refer to Spark Plug Replacement (See: Tune-up and Engine Performance Checks/Spark
Plug/Service and Repair).
5. Install the J-39313 - adapter to the applicable cylinder.
6. Connect the J-39313 - adapter to a compressed air source.
