AutoCodes.com | All About OBDII Engine Codes
AutoCodes - GMC - C128C GMC

C128C GMC Code - ABS Regenerative Axle Pressure Sensor Offset Error

- Code Popularity: 789 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
Share on Facebook   Share on Twitter   Share on Linkedin

What are the Possible Causes of the DTC C128C GMC?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Brake Pressure Modulator
  • Brake Pressure Modulator harness is open or shorted
  • Brake Pressure Modulator circuit poor electrical connection
⚠ Does your GMC have Safety Recalls? → Check here

How to Fix the DTC C128C GMC?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

Search for C128C GMC Questions and Answers: Search here →

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C128C GMC code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Anti-Lock Brake System (ABS) Warning Light ON
  • Engine Light ON (or Service Engine Soon Warning Light)

Code C128C GMC Description

The Electronic Brake Control Module (EBCM) uses input from the regenerative axle pressure sensor for more accurate control during a brake and vehicle stability enhancement system event. The regenerative axle pressure sensor is internal to the brake pressure modulator.

OBDII Code C128C GMC - ABS Regenerative Axle Pressure Sensor Offset Error - AutoCodes.com
C128C GMC Code - ABS Regenerative Axle Pressure Sensor Offset Error

Need More Information on the Code?

Need more information on how to fix the C128C GMC code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C128C GMC code diagnosed by a professional: Find a repair shop in your area

Code C128C GMC comments

Help us improve AutoCodes.com. Leave a comment below or tell us if the information above helps you fix the code. What are the symptoms on your vehicle for the C128C GMC code? Have you replaced any parts?
Any information is appreciated. Thanks