U0428: owner reports and bulletins

Network / communication. We haven't written the explanation for this code yet. Below is what owners and manufacturers have filed with NHTSA.

Got U0428 on your scanner? Tell the mechanic your year, make, model and any symptoms and you'll get the likely cause and what to check first. Ask about this code.

What owners report to NHTSA

7 complaints filed with NHTSA mention U0428, 7 of them since 2015, across 4 different models. The component owners most often filed it under: electrical system.

Most-reported models

VehicleComplaintsModel years reported
FORD F-15042012

Manufacturer service bulletins that name U0428

44 technical service bulletins and manufacturer communications filed with NHTSA mention U0428, from 5 makes. A bulletin means the manufacturer has documented a known cause or a fix procedure for that model. Examples:

  • JEEP CHEROKEE (2017), bulletin 10180275: Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illu…
  • CHEVROLET TAHOE (2015, 2016, 2017, 2018), bulletin 10162127: This Preliminary Information communication provides information to the technician about vehicle with Service ABS and/or Traction control lights/message on, Service Power Steering System, Service Suspension System, and or…
  • CADILLAC ESCALADE ESV (2015, 2016, 2017, 2018), bulletin 10162127: This Preliminary Information communication provides information to the technician about vehicle with Service ABS and/or Traction control lights/message on, Service Power Steering System, Service Suspension System, and or…
  • GMC SIERRA (2017, 2014, 2015, 2016), bulletin 10162127: This Preliminary Information communication provides information to the technician about vehicle with Service ABS and/or Traction control lights/message on, Service Power Steering System, Service Suspension System, and or…
  • CADILLAC ESCALADE (2015, 2016, 2017, 2018), bulletin 10143433: This Preliminary Information communication provides information to the technician about vehicle with Service ABS and/or Traction control lights/message on, Service Power Steering System, Service Suspension System, and or…
  • CHEVROLET SILVERADO (2017, 2014, 2015, 2016), bulletin 10143433: This Preliminary Information communication provides information to the technician about vehicle with Service ABS and/or Traction control lights/message on, Service Power Steering System, Service Suspension System, and or…

Sources: NHTSA Office of Defects Investigation complaint database and manufacturer communications file, snapshots September 2026. A complaint or bulletin that mentions a code is a report about that vehicle, not a statement that the code has one cause.