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Dtc 1125

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Old 11-23-2018, 09:29 AM
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LS10
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Throttle body becomes unresponsive, check engine light comes on, DTC 1125 shows up. Unplug throttle body actuator connector & replug, problem goes away, check engine light goes out after a few start cycles. Problem reappears in days, weeks, or months at random. Appears to be getting more frequent. Any ideas? Thanks!
Old 11-23-2018, 11:57 AM
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06MonteSS
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that code is for the accelerator pedal position sensor.... replace it...

https://www.engine-codes.com/p1125_chevrolet.html
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Last edited by 06MonteSS; 11-23-2018 at 11:58 AM.
Old 11-23-2018, 06:38 PM
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Thanks for the input. In doing a bit of research, we found that the accelerator pedal position sensor (pedal assembly) is becoming difficult to find.....discontinued by GM and no aftermarket replacement available. So we purchased the trio of components that interact with each other (throttle body, TAC, & pedal assembly). We plan on keeping the vehicle for a long time and the parts are going to get harder to find.
Thanks again!

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