my truck throwing the 2121 code and engine light comes on acc pedal acts up to i was wondering which selonied that is and where is it located i looked on here but keep coming up with two diffrent selonieds i was wondering where the best place to get it and where is it located at on motor thanks its an 04

 

It's not a solenoid, it's a tps problem, time for TIMBO'S repair, Do a google search. same problem Timbo's repair fixed mine.

 

thanks a bunch a shop by my area wants 600 for that same thing i am going to order mine at timbos thanks alot

 

U welcome, my mod took about 2 hours , very simple , but follow the instructions, Grant;;;