I have code u0121 no speedo, brake light and check brake system, is it the harness?
I have a 2016 chevy malibu (new style) that has the brake and abs lights on. The code i am getting is U0121 - lost
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U0121 Code: Lost Communication With Anti-Lock Braking System (ABS) Module - In The Garage with CarParts.com
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U0121 Code: Lost Communication With Anti-Lock Braking System (ABS) Module - In The Garage with CarParts.com
U0121-Lost Communication with Antilock Brake System (ABS) - Obd2-code
