Installation Procedure

WARNING: This page is about a different car, the 2011 GMC Yukon, 2011 Chevrolet Tahoe, and 2011 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

All gasket surfaces should be free of oil or other foreign material during assembly.
DO NOT reuse the valve rocker arm cover gasket.
If the oil fill tube has been removed from the rocker arm cover, install a NEW fill tube during assembly.

Fig 1: Oil Fill Cap And Oil Fill Tube

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Lubricate the O-ring seal (422) of the NEW oil fill tube with clean engine oil.
Insert the NEW oil fill tube (423) into the rocker arm cover.
Rotate the tube clockwise until locked in the proper position.
Install the oil fill cap (424) into the tube.
Rotate the cap clockwise until locked in the proper position.

Fig 2: Rocker Arm Cover Gasket

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Install a NEW rocker cover gasket (1) into the valve rocker arm cover lip.

Fig 3: Valve Rocker Arm Cover (Right)

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Install the valve rocker arm cover.

CAUTION:

Refer to Fastener Caution .

Tighten the rocker arm cover bolts.
Tighten

Tighten the bolts to 12 N.m (106 lb in).

Fig 4: PCV Tube And Right Valve Rocker Arm Cover Fitting

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Install the PCV tube (1) to the valve rocker cover (2).

Fig 5: Ignition Coil And Bracket

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Apply threadlock GM P/N 12345382 (Canadian P/N 10953489), or equivalent to the threads of the ignition coil bracket studs.
Position the ignition coil bracket (719) onto the rocker cover.
Install the ignition coil bracket studs (720).
Tighten

Tighten the studs to 12 N.m (106 lb in).
Install the spark plug wires (724) to the ignition coils.

Fig 6: Heater Hose Bracket And Nut

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Install the heater hose bracket (2) and nut (1).
Tighten

Tighten the nut to 9 N.m (80 lb in).

Fig 7: Heater Outlet Hose And Heater Hose Bracket

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Install the surge tank outlet hose (2) to the heater hose bracket (3).

Fig 8: Heater Inlet Hose And Heater Hose Bracket

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Install the heater inlet hose (2) to the heater hose bracket (3).

Fig 9: Generator Battery Jumper Cable

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Position the generator battery cable as necessary.
Install the generator battery cable clip (1) to the ignition coil bracket stud.

Fig 10: Right Side Main Electrical Connectors

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Position the engine wiring harness (electronic throttle control branch) as necessary.
Install the engine wiring harness (electronic throttle control branch) clip to the ignition coil bracket stud.
Connect the engine harness electrical connector (1) to the ignition coil wire harness.
Install the CPA retainer (2).

Fig 11: 3-Phase Cable Clip Nut And Engine Bracket

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Position the generator control module 3 phase cables to the bracket channel.
Install the generator control module 3 phase cable clip to the tab (3) on the engine bracket (2).
Install the generator control module 3 phase cable clip nut (1).
Tighten

Tighten the nut to 9 N.m (80 lb in).
Enable the high voltage system. Refer to High Voltage Enabling .
Install the intake manifold cover. Refer to Upper Intake Manifold Sight Shield Replacement .