Envoy 2WD V6-4.3L VIN W (1998)
Valve Spring: Service and Repair
REMOVAL PROCEDURE
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Tools Required
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J22794 Spark Plug Port Adapter
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J 38606 Valve Spring Compressor
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J 92-D Valve Spring Compressor
1. Remove the valve rocker arms.
2. Remove the spark plugs.
3. Install the J 22794 into the spark plug hole.
4. Apply compressed air in order to hold the valves in place.
5. Install a valve rocker arm nut.