Gm Pcm Wiring Diagram. All 2003 gmc sierra pcm wiring diagram have sections exactly where they offer information on the suitable care schedule for your own vehicle. Ho2s high signal bank 2 sensor 1 67 not used.
I compared a 2004 43l 2002 0411 57l 2004 53l pcm wiring diagram pinouts and discovered that not only do all three pcms have the cylinders controlled from the same pins but the 04 53l has cylinders 2 3 and 4 7 opposite what a 0411 57l would yet the same pins fire in the same sequence between the two pcms. I am trying to do an ls swap and want to use this fuse block. Here is some information for lt1 ls1.
Dealers should refer to the general motors service policies and procedures manual.
The full size trucks were available with the 48l 53l and 60l engines. I compared a 2004 43l 2002 0411 57l 2004 53l pcm wiring diagram pinouts and discovered that not only do all three pcms have the cylinders controlled from the same pins but the 04 53l has cylinders 2 3 and 4 7 opposite what a 0411 57l would yet the same pins fire in the same sequence between the two pcms. Here is some information for lt1 ls1. Familiarize yourself with the pcm connectors wire color and pin locations.