Circuit/System Verification

2016 Chevrolet Express 3500 Base, Van Cargo, 6.6L Eng VIN LSECTION Circuit/System Verification
  1. Program the VIN information to the module that set the DTC.
  2. Turn the ignition OFF, wait several seconds and then turn the ignition ON.
  3. Retrieve DTCs from the module that set the DTC. DTC B1016 should change to a history DTC.
    • If this DTC is retrieved as a current DTC, replace the module that set the DTC.
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.