Check out ls1howto.com, they have a write up on a cam install. Everything is the same on the truck, except you dont need to remove the condenser and you only need to lift the radiator up on the drivers side to get the cam out.
01 4WD 6.0HD- NELSON custom tune/ 224/224-578/578 112lsa synergy motorsports cam / asm's, 3'' to x-pipe, to y-pipe, 4'' top ten flowmaster / smi 9 1/2'' 3500 stall/ smi 4l80e/ intake/ ported t-body (nitrous system) cheater solenoids, 2 fogger nozzles , holley blue pump, regulator and 1 gallon cell