Canyon 4WD V8-5.3L (2009)
Warning
The fuel rail stop bracket must be installed onto the engine assembly. The stop bracket serves as a protective shield for the fuel rail in the event of a
vehicle frontal crash. If the fuel rail stop bracket is not installed and the vehicle is involved in a frontal crash, fuel could be sprayed possibly causing a
fire and personal injury from burns.
1. Lubricate NEW lower injector O-ring seals with clean engine oil.
2. Install the NEW O-ring seals (3) onto each injector.
3. Install the fuel rail (2) to the intake manifold.
4. Apply a 5 mm (0.2 in) band of threadlock GM P/N 12345382 (Canadian P/N 10953489) or equivalent, to the threads of the fuel rail bolts (1).
Caution: Refer to Fastener Caution (See: Service Precautions/Vehicle Damage Warnings/Fastener Caution).
5. Install the fuel rail bolts (1) and tighten to 10 Nm (89 lb in).
6. Tighten the fuel rail retainer clip screws to 3.8 Nm (34 lb in).