Installation Procedure

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Install the left fuel rail feed pipe.

Fig 1: View Of Left Fuel Rail At Pump Pipe
Courtesy of GENERAL MOTORS CORP.

NOTE: Refer to Fastener Notice in Cautions and Notices.

Fig 2: View Of Left Fuel Rail Feed Pipe Fittings

Courtesy of GENERAL MOTORS CORP.

Connect the left fuel rail feed pipe fittings (1).
Tighten: Tighten the fittings to 41 N.m (30 lb ft).
Install the hose (3) to the return line and injection pump.
Position the return line hose clamps at the return line and injection pump.

Fig 3: View Of Fuel Hoses & Clamps At Injection Pump
Courtesy of GENERAL MOTORS CORP.
Install the water outlet. Refer to Water Outlet Tube Replacement (6.6L (LLY) Engine) in Engine Cooling.
Prime the fuel system. Refer to Fuel System Priming .
Start the engine. If the engine stalls, repeat the above step.
Once the engine starts, inspect for fuel leaks.