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idle_liquid

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Everything posted by idle_liquid

  1. Did you ever get this issue diagnosed correctly? I am getting the same codes on a 2019 Silverado.
  2. How has it been running since? My 2019 silverado is sitting dead in my driveway is less than 40,000km. Diagnostic codes are: C0021 x 2 Right rear hydraulic release too long P25A2 x 2 U0101 Lost communication with TCM U0100 Lost communication with ECM/PCM U0146 Lost communication with Gateway "A"
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