check engine light code P1125

2004 GMC SIERRA
86,000 MILES • V8 • 4WD • AUTOMATIC
Avatar
FCAPP
  • MEMBER
  • 1 POST
I have an 04 sierra 5.3L with a check engine light a reduced power message being displayed the error comes up as P1125. Any suggestions?
Jul 14, 2011 at 10:08 AM
Advertisement
Avatar
MHPAUTOS
  • CAR REPAIR CONTRIBUTOR
  • 31,937 POSTS
This is a fault with the accelerator pedal range sensor and the throttle motor, that will have to be investigated further to pin point the exact fault, basically the pedal is not sending the correct signal to the throttle motor or the motor is not responding to the pedal.
Jul 14, 2011 at 11:23 AM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.