Do It Yourself, Useful Articles & Product Reviews
What follows is how we replaced the injectors on my 03 LB7.
I AM NOT A GM TECH, please follow these at your own risk. I am a DIY'er, sharing our experience, with this task.
The parts we used;
97729095* Injector Kit, Dir Fuel (Incls:Injector,Gasket,Seal) 8
97188896 Gasket, Valve Rocker Arm...