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 MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1339 (ENGINE CONTROLS AND FUEL - 3.6L - INTRODUCTION (2 OF 2))REPAIR INSTRUCTIONSFUEL PIPE SHIELD REPLACEMENT (LLT)INSTALLATION PROCEDURE

2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6

Installation Procedure

2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Installation Procedure

WARNING: This page is about a different car, the 2008 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Removing/Installing Intake Manifold & Cylinder Bolts

Courtesy of GENERAL MOTORS CORP.

Position the fuel pipe shield behind the high pressure fuel pump. Take care not to damage the insulation behind the shield.
Install the fuel pipe shield to cylinder bolt (1). Hand tighten at this time.

NOTE: Refer to Fastener Notice .

Install the fuel pipe shield to intake manifold bolts (1).
Tighten:
1. Tighten the Fuel pipe Shield to manifold bolts to 23 N.m (17 lb ft).
2. Tighten the Fuel Pipe Shield to head bolt to 10 N.m (89 lb in).
Install the fuel injection sight shield. Refer to Fuel Injector Sight Shield Replacement (LLT)
Install the cross vehicle brace. Refer to Cross Vehicle Brace Replacement (DX) .

RENDER: 1.0x

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.