I got a 03 chevy silverado 1500hd that caught fire was wondering if anyone has a wiring diagram to the chasiss harness(frame harness) mine caught fire so trying to repair it since nobody has the harness complete all have been choped at junkyards.(texas)

p.s or if anyone knows the part # to the harness...
2003 chevy silverado LT 2wd crew cab I will put a picture of my abs module connector it has 12 pins.