[SCOTI]

Originally Posted by buffydores

Sorry for the delay. Basically, most of the LS trucks of the mid 2000s use a fuel module instead of a basic fuel pump. The fuel module has plenty of advantageous over a traditional pump. Here's Phillip's fabulous explanation:

http://67-72chevytrucks.com/vboard/s...&postcount=208

Basically, the jet pump solves the problems of sloshing fuel and maximizing cooling of the fuel pump. You'll get better piece of mind.

Read this also: https://www.vaporworx.com/documentation/fuel-modules/

So...… 2005 & after or what year model was the change on the 5.3 set-ups in trucks? I knew about the fuel modules but uncertain what years they started to be available.