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U0121 Diagnostic Trouble Code Discussion for June 2023

Lost Communication With EBCM


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Trouble Ticket Help Requests for DTC U0121
Help Request Posted
2013 Buick Encore Leather 1.4L No Start, Poor Idle Quality, MIL Lamp on VIN: KL46JHSBXD
U0121: Bcm. Let's start by saying,thanks for your time. I Got many in this good family friend car. Story goes. They put a right rear caliper on. Girlfriend drove to store. Car dies in parking lot. No crank no start. Tow home,put battery in. Still no crank no start. Fo...
June 24, 2023
2013 Buick Encore Leather 1.4L No Start, Poor Idle Quality, MIL Lamp on VIN: KL46JHSBXD
U0121: Bcm. Let's start by saying,thanks for your time. I Got many in this good family friend car. Story goes. They put a right rear caliper on. Girlfriend drove to store. Car dies in parking lot. No crank no start. Tow home,put battery in. Still no crank no start. Fo...
June 25, 2023