LaCrosse V6-3.8L (2009)
7. Clean the valve rocker arm bolts of all thread adhesive.
Installation Procedure
1. Use compressed air in order to blow oil out of the tapped holes in the cylinder head.
2. Lubricate the ends of the push rods with new engine oil.
3. Install the push rods to the same position on the cylinder head.
4. Install the push rod guide plates.
5. Install the valve rocker arms.
Caution: This bolt is designed to permanently stretch when tightened, and therefore MUST be replaced anytime it is removed. The correct part
number fastener must be used to replace this type of fastener. Do not use a bolt that is stronger in this application. If the correct bolt is not used,
the parts will not be tightened correctly. The system or the components may be damaged.
6. Apply threadlocker to the rocker arm bolt threads. Refer to Adhesives, Fluids, Lubricants, and Sealers (See: Specifications/Adhesives, Fluids,
Lubricants, and Sealers) for the correct part number.
Caution: Refer to Fastener Caution (See: Service Precautions/Vehicle Damage Warnings/Fastener Caution).
7. Install the valve rocker arm bolts.
1. Tighten the bolts to 15 Nm (11 lb ft).
2. Use the J 45059 to rotate the bolts an additional 90 degrees.
