chevrolet Workshop Repair Guides

Chevrolet Workshop Service and Repair Manuals

Valve Stem Oil Seal and Valve Spring Replacement - Left Side|Page 2011 > < Valve Stem Oil Seal and Valve Spring Replacement - Left Side|Page 2009
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Valve Spring: Service and Repair
Valve Stem Oil Seal and Valve Spring Replacement - Right Side

Valve Stem Oil Seal and Valve Spring Replacement - Right 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 starter motor. Refer to Starter Replacement   (See: Starting and Charging/Starting System/Starter Motor/Service and Repair).

Important: If the EN 46106 is not installed, the crankshaft may rotate. If the crankshaft rotates, disassembly and reassembly of the entire 
camshaft timing system may be required.

2. Install the EN 46106 in order to prevent crankshaft rotation.
3. Remove the camshafts and rocker arms. Refer to Camshaft Replacement - Right Side   (See: Camshaft, Lifters and Push Rods/Camshaft/Service

and Repair/Camshaft Replacement - Right Side).

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 to the applicable cylinder.
6. Connect the J 39313 to a compressed air source.

Valve Stem Oil Seal and Valve Spring Replacement - Left Side|Page 2011 > < Valve Stem Oil Seal and Valve Spring Replacement - Left Side|Page 2009