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GMC Workshop Service and Repair Manuals

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Fuel Feed Pipe and Return Pipe Purging|Page 11870 > < Fuel Feed Pipe and Return Pipe Purging|Page 11868

Sierra 2500 4WD V8-6.6L DSL Turbo (2007)

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1. Position the fuel injection fuel return pipe to the engine. Ensure to route the fuel injection fuel return pipe under/behind the engine wiring harness.
2. Connect the fuel injection fuel return pipe to the fuel injection fuel feed manifold.

3. Connect the fuel injection fuel return pipe to the fuel injectors.

Fuel Feed Pipe and Return Pipe Purging|Page 11870 > < Fuel Feed Pipe and Return Pipe Purging|Page 11868