Sledpuller Comp Diesel Sponsor Joined Apr 23, 2006 Messages 8,160 May 10, 2009 #21 The truck finally quit. CP3 regulator. No codes. POS.
ramctd AKA RamWheelsBy4 Joined Apr 23, 2006 Messages 1,417 May 10, 2009 #22 Yea a bad APPS that goes to dead pedal will throw code P2121 most of the time or other 21xx codes. I found that out last week the hard way.
Yea a bad APPS that goes to dead pedal will throw code P2121 most of the time or other 21xx codes. I found that out last week the hard way.
