Rocker Arm Assembly: Service and Repair

Valve Rocker Arm and Push Rod Replacement

- Tools Required
- J 36660-A Torque Angle Meter

Removal Procedure





1. Remove the valve rocker covers.

Important: Keep the components separated in order to install the components in the same location.

2. Remove the rocker arm bolts.
3. Remove the rocker arms.

Important: Keep the pushrods in order in order to install the pushrods in the original position.

4. Remove the pushrods.

Installation Procedure





1. Install the pushrods in the original location.
- Coat the ends of the pushrods with GM P/N 1052356 or the equivalent.
- The intake pushrods are identified with yellow stripes and are 5 3/4 inches long.
- Exhaust pushrods are identified with green stripes and are 6 inches long.
- Ensure that the pushrods seat in the lifter.
2. Install the rocker arms.

Notice: Refer to Fastener Notice in Service Precautions.

3. Install the rocker arm bolts. SEE TSB 02-06-01-034
Tighten the bolts to 14 Nm (124 inch lbs. + 30°). Use the J 36660-A in order to tighten the bolts an additional 30 degrees.
4. Install the valve rocker covers.