125. Camshaft Cover Installation - Left Side

Camshaft Cover Installation - Left Side


Tools Required
* EN 46101 Spark Plug Tube Seal Guide
* EN 46105 Camshaft Locking Tool






1. Remove the EN 46105-2 from the rear of the left camshafts.




2. Install the EN 46101 onto the spark plug tubes of the left cylinder head.




3. Install the camshaft cover bolt grommets prior to installing the camshaft cover bolts.
4. Wipe the camshaft cover sealing surface on the left cylinder head with a clean, lint-free cloth.




5. Place a bead 8 mm (0.3150 in) in diameter by 4 mm (0.1575 in) in height of RTV sealant, GM P/N 12378521 (Canadian P/N 88901148) or equivalent, on the engine front cover split lines (1).




6. Place the left camshaft cover into position onto the left cylinder head.




7. Loosely install the left camshaft cover bolts.





Notice: Refer to Fastener Notice (Fastener Notice) .

8. Tighten the left camshaft cover bolts in the sequence shown.

Tighten the left camshaft cover bolts in the sequence to 10 Nm (89 lb in).





9. Remove the EN 46101 from the spark plug tubes of the left cylinder head.




10. Install the NEW spark plugs into the left cylinder head.

Tighten the spark plugs to 20 Nm (15 lb ft).





11. Install the ignition coils.




12. Install the ignition coil bolts.

Tighten the ignition coil bolts to 10 Nm (89 lb in).