Sierra 1500 2WD V8-6.0L Hybrid (2010)
1. Install NEW fuel injector lower O-ring seals onto the injectors.
2. Lubricate the NEW O-ring seals with clean engine oil.
Note: Push down firmly on both sides of the rail until all the injectors have been seated into their bores.
3. Install the fuel rail.
Caution: Refer to Fastener Caution (See: Service Precautions/Vehicle Damage Warnings/Fastener Caution).
4. Install the fuel rail bolts.
Tighten the bolts to 10 Nm (89 lb in).
5. Install a NEW throttle body gasket to the intake manifold.
6. Install the throttle body.
7. Install the throttle body bolts/nuts.
