I have a 2010 GMC Yukon and my back up camera works but he

Detail: I have a 2010 GMC Yukon and my back up camera works but he navigation display is displaying a message advising to get he back uo system serviced. The GMC dealer said the error code is indicating there is a short in a wire. They told me that it could cost up to $2000 to fix. Any suggesion??
Detail Question I have a 2010 GMC Yukon and my back up camera works but he

Solution: Hi, a 6ya Mechanic can help you resolve that issue over the phone in a minute or two. Best thing about this new service is that you are never placed on hold and get to talk to real repair professionals here in the US. click here to Talk to a Mechanic (only for users in the US for now) and get all the help you need. Goodluck! , it has to do with your air ride suspension best bet is take it to the dealer there is probably a problem with a level sensor. hope this helps you , 2002 GMC Yukon Car Stereo Wiring Guide Car Radio Battery Constant 12v+ Wire: Orange Car Radio Accessory Switched 12v+ Wire: Yellow Car Radio Ground Wire: Black Car Radio Illumination Wire: Brown Car Stereo Dimmer Wire: Gray Car Stereo Antenna Trigger Wire: N/A Car Stereo Amp Trigger Wire: N/A Car Stereo Amplifier Location: N/A Car Audio Front Speakers Size: N/A Car Audio Front Speakers Location: N/A Left Front Speaker Positive Wire (+): Tan Left Front Speaker Negative Wire (-): Gray Right Front Speaker Positive Wire (+): Light Green Right Front Speaker Negative Wire (-): Dark Green Car Audio Rear Speakers Size: N/A Car Audio Rear Speakers Location: N/A Left Rear Speaker Positive Wire (+): Brown Left Rear Speaker Negative Wire (-): Yellow Right Rear Speaker Positive Wire (+): Dark Blue Right Rear Speaker Negative Wire (-): Light Blue , Turn your key to the On position ( don't start it ) now, on your heat/air panel, press and hold the OFF and the WARMER (red) buttons at the same time for about 8sec. You will see your dash light up with every segment lit, you can let go when it starts. Then you computer will run its diagnostic check for error codes. Have a pen and paper ready to copy them down. As a guess, I bet it's going to throw a O2 sensor code. Let me know the codes. After that just turn your key off and your done with that portion. , OBD-II code P2120 What does it mean? Throttle/Pedal Position Sensor/Switch "D" Circuit Poooooooooo2125 ThrottlP2125 ThrP2125 Throttle/Pedal Position Sensor/Switch "E"ottle/Pedal Position Sensor/Switch "E"e/Pedal Position Sensor/Switch "E"

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