Envoy 4WD V8-5.3L (2007)
4. Install the valve rocker arm cover onto the cylinder head.
5. Install new rocker arm cover grommets, if necessary.
Notice: Refer to Fastener Notice.
6. Install the rocker arm cover bolts and grommets.
Tighten the bolts to 12 N.m (106 lb in).
7. Install the vent hose (2) to the valve rocker arm cover (1).