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2017 CHEVROLET SILVERADO 1500
5.3L V8 EcoTec3 L83•RWD•AUTOMATIC•gas
6 active safety recalls on this vehicle — view recalls
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Repairs421Labor499Torque4352Fluid8DTC1251Battery1Maintenance0Recalls6
B1327moderate severityBody

Device Power 1 Circuit Low Voltage

on 2017 Chevrolet Silverado 1500 5.3L V8 EcoTec3 L83 · RWD

What this code means

The module is seeing low voltage on its device power supply circuit. Often caused by poor connections or a failing power feed to the module.

Symptoms

  • Module resets or dropouts
  • Warning lights on
  • Intermittent feature failure

Common causes

  • Corroded or loose connector
  • Blown or weak fuse
  • Wiring short to ground
  • Failed module power supply

Diagnostic steps

  1. Check fuses feeding the module
  2. Measure device power voltage at connector
  3. Inspect wiring and grounds for damage
  4. Compare reading to spec and repair fault
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🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Mechanic · 20+ years. Spot an error? Use the Help link above — a human reads every report.
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