For 1990-2009 cars

#### Tools Required

J 33049 Camshaft Bearing Remover/Installer Set

Notice: Severe engine damage may result if the oil holes are not correctly aligned.

1. Use the following procedure in order to install the new camshaft bearings:

1.1. | Select the camshaft bearings.

1.2. | Select the proper expander assembly and driving washer.

1.3. | Assemble the J 33049 .

1.4. | Place the intermediate camshaft bearing onto the J 33049 .

1.5. | Index the camshaft bearing oil hole at 4 o'clock from the front of the engine block.

1.6. | Drive the intermediate camshaft bearings into place.

1.7. | Place the #1 camshaft bearing onto the J 33049 .

Index the camshaft bearing oil hole at 3 o'clock from the front of the engine block.

1.8. | Place the #4 camshaft bearing onto the J 33049 .

Index the camshaft bearing oil hole at 6 o'clock from the front of the engine block.

1.9. | Drive the outer camshaft bearings into place.

1.10. | Probe the bearing holes in order to ensure that the bearing holes are properly aligned. Use a piece of 3/32 inch brass rod with a 90 degree bend at the end.

2. Apply sealer GM P/N 12345493 to the camshaft cover.
3. Install the camshaft cover flush with the engine cylinder block.