Express 2500 V8-6.6L DSL Turbo (2010)
Note:
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Prior to removal of the fuel injector pipes, use compressed air to remove any debris from the injector line and fittings.
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Spray lithium grease, GM P/N 12346293 or equivalent, between the fuel injector line and fittings to assist with removal.
7. Remove the left fuel injector pipes.
8. Remove the fuel return hose clips (1).
