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.

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HOMESERVICE MANUALSCHEVROLET2006SUBURBAN K2500, 6.0 UREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 381 (ENGINE CONTROLS - 6.6L (LLY) (INTRODUCTION))REPAIR INSTRUCTIONSAIR INTAKE PIPE REPLACEMENTINSTALLATION PROCEDURE

2006 Chevrolet Suburban K2500, 6.0 U

Installation Procedure

2006 Chevrolet Suburban K2500, 6.0 USECTION Installation Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Turbocharger Air Intake Pipe

Courtesy of GENERAL MOTORS CORP.

Clean the mating surfaces on the air intake pipe (2) and the turbocharger.
Align the air intake pipe (2) to the turbocharger.
NOTE: Refer to Fastener Notice in Cautions and Notices.

IMPORTANT: The clamp for the air intake pipe uses reverse threads.

Tighten the air intake pipe to turbocharger clamp (1).
Tighten: Tighten the clamp to 4.6 N.m (41 lb in).
Install the engine wire harness clamp bolt.
Tighten: Tighten the bolt to 10 N.m (89 lb in).
Connect the turbocharger electrical connector.
Install the PCV hose/pipe. Refer to Crankcase Ventilation Hoses/Pipes Replacement in Engine Mechanical - 6.6L (LLY).
Install the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .
Install the intake manifold cover. Refer to Intake Manifold Cover Replacement in Engine Mechanical - 6.6L (LLY).

RENDER: 1.0x

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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.