Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Installation Procedure
- Install the fuel feed front pipe (1).
- Install the fuel feed front hose to the fuel feed front pipe.
- Install the fuel feed front pipe bracket nuts.
Tighten: Tighten the nuts to 25 N.m (18 lb ft).
- Install the fuel pipe clips and bolts to the intake.
Tighten: Tighten the bolts to 16 N.m (11 lb ft).
- Install the fuel pipe clip and bolt.
Tighten: Tighten the bolt to 16 N.m (11 lb ft).
- Install the heater pipe and bolt.
Tighten: Tighten the bolt to 20 N.m (15 lb ft).
- Install the A/C compressor/power steering pump bracket. Refer to Air Conditioning (A/C) Compressor and Power Steering Pump Mounting Bracket Replacement in Engine Mechanical - 6.6L.
- Connect the fuel feed and return pipes from the chassis pipes. Refer to Quick Connect Fitting(s) Service (Metal Collar) .
- Install the water outlet tube. Refer to Water Outlet Tube Replacement (6.6L (LB7) Engine) or Water Outlet Tube Replacement (6.6L (LLY) Engine) in Engine Cooling.
- Install the charged air cooler inlet duct to the turbocharger.
- Align the mark on the duct (2) with the mark on the turbocharger.
- Position the clamp (1) as shown for proper clearance.
Tighten: Tighten the clamp to 6 N.m (53 lb in).
- Install the charged air cooler outlet duct to the intake.
- Align the mark on the duct (3) with the mark on the turbocharger.
- Position the clamp (1) as shown for proper clearance.
Tighten: Tighten the clamp to 6 N.m (53 lb in).
- Install the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .
- Connect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure (Single Battery) or Battery Negative Cable Disconnect/Connect Procedure (Auxiliary Battery) in Engine Electrical.
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.