The Car Lover’s Engine Repair Set comes with The Hammacher Schlemmer Lifetime Guarantee at no further charge. If you open your hood compartment of your truck (see image) you will see the diagram of the serpentine belt routing. If all three solenoids do not make any modifications, cease the engine and take away the egr solenoid. ATS can present you with the ecm wiring diagram so you can verify all the pin voltage readings. There is no code when I had it scanned at a local parts store and I also replaced the battery.