Express 3500 V8-4.8L VIN V (2005)
2. Install the valve rocker arm cover onto the cylinder head.
3. Install new rocker arm cover grommets, if necessary.
Notice: Refer to Fastener Notice in Service Precautions.
4. Install the rocker arm cover bolts and grommets.
Tighten the valve rocker arm cover bolts to 12 Nm (106 inch lbs.).
5. Install the vent hose to the valve rocker arm cover.
6. Apply threadlock GM P/N 12345382 (Canadian P/N 10953489) or equivalent to the threads of the bracket bolts.
7. Install the ignition coils and bracket to the rocker arm cover.
8. Install the ignition coil bracket studs to the rocker cover.
Tighten the ignition coil bracket studs to 12 Nm (106 inch lbs.).
