Sierra 1500 2WD V8-5.3L (2008)
Fuel Rail: Vehicle Damage Warnings
Fuel Rail Notice
Notice:
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Use care when servicing the fuel system components, especially the fuel injector electrical connectors, the fuel injector tips, and the injector
O-rings. Plug the inlet and the outlet ports of the fuel rail in order to prevent contamination.
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Do not use compressed air to clean the fuel rail assembly as this may damage the fuel rail components.
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Do not immerse the fuel rail assembly in a solvent bath in order to prevent damage to the fuel rail assembly.