Silverado 2500 4WD V8-6.6L DSL Turbo (2010)
4. Remove the fuel injector bracket bolts.
5. Install the J-46594 (1) into the bolt hole in the fuel injector bracket.
6. Install a flare nut wrench onto the J-46594 and pull back away from the fuel injector, until the injector releases from its seat.
7. Remove the J-46594 .