Contents Wiring diagrams Section: Anti-Lock/traction Control All sections

C0138 (2) Chevrolet Uplander I

This DTC is set when the vehicle decelerates and the brake pressure signal does not increase. The criteria to set this DTC is listed below

  1. The vehicle decelerates from 25 km/h (16 mph) to 10 km/h (6 mph).
  2. The vehicle decelerates at a rate of 8 km/h (5 mph) per second.
  3. No increase in the brake pressure sensor signal is detected.