2017 Chevrolet Traverse LS BaseFACTORY OEM SERVICE PROCEDURE

Hydraulic Brake System - DTCS

HYDRAULIC BRAKE SYSTEM - DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION

DTC Description
DTC C0267 Low Brake Fluid Indicated
DTC C0299 Brake Booster Pressure Sensor Performance Plausibility Failure
DTC C1100 Base Brake System Pressure Circuit
DTC P258A, P258D Vacuum Pump
Factory Service Tools

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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.