Yukon XL 4WD V8-5.3L (2011)
2. Install the valve rocker arm cover.
Caution: Refer to Fastener Caution See: Service Precautions/Vehicle Damage Warnings/Fastener Caution.
3. Tighten the rocker arm cover bolts.
Tighten the bolts to 12 Nm (106 lb in).
4. Install the PCV hose.
