Installation Procedure

Fig 1: Fuel Injection Fuel Rail Assembly

Courtesy of GENERAL MOTORS COMPANY

NOTE:

Lubricate the 4 fuel injector seal rings (2) with clean engine oil.

Install the fuel injection fuel rail assembly (1) to the intake manifold. Use NEW fuel injector seal rings (2).

Fig 2: Fuel Injection Fuel Rail Bolts And Ground Cable Nut

Courtesy of GENERAL MOTORS COMPANY

CAUTION:

Install the 2 fuel injection fuel rail bolts (1) and tighten to 7 N.m (62 lb in).
Install the ground cable and the ground cable nut (2) and tighten.

Fig 3: Fuel Injector Wiring Harness Plugs

Courtesy of GENERAL MOTORS COMPANY

Connect the 4 fuel injector wiring harness plugs (2).
Clip the ECM wiring harness to the retainer clip (1) and the camshaft cover.
Remove the positive crankcase ventilation pipe from the intake manifold. Refer to Positive Crankcase Ventilation Pipe Removal .
Install the fuel feed pipe to the fuel injection fuel rail. Refer to Fuel Feed Pipe Replacement (Engine to Tank) Fuel Feed Pipe Replacement (At Tank AWD) Fuel Feed Pipe Replacement (At Tank FWD) .
Install the engine sight shield. Refer to Engine Cover Replacement .
Connect battery negative cable. Refer to Battery Negative Cable Disconnection and Connection (without KL9)Battery Negative Cable Disconnection and Connection (with KL9) .