Colorado 4WD L5-3.7L (2007)
Valve Guide Seal: Service and Repair
Valve Stem Oil Seal and Valve Spring Replacement
Tools Required
*
EN 46547 Flywheel Holding Tool
*
J 38820 Valve Stem Seal Installer
*
J 39313 Spark Plug Port Adapter
*
J 43059 Valve Retainer Remover/Installer
*
J-44228-A Valve Spring Compressor
Removal Procedure
1. Raise and support the vehicle. Refer to Vehicle Lifting.
2. Remove the service slot plug.
3. Install the EN 46547 (1) into the flywheel teeth.
4. Lower the vehicle.
5. Remove the valve rocker arms.
6. Remove the spark plugs.
