AutoCodes – GMC – C028D GMC

C028D GMC Code - Replace Hand Brake Pad Malfunction

Quick Answer

The hand brake control module has an internal motor, apply actuator, release actuator, and temperature sensor. Common causes include Faulty Hand Brake Control Module, Hand Brake Control Module harness is open or shorted, Hand Brake Control Module circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
C028D GMC indicates Replace Hand Brake Pad Malfunction.
Common causes
Common causes include Faulty Hand Brake Control Module, Hand Brake Control Module harness is open or shorted, Hand Brake Control Module circuit poor electrical connection.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 764
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 12, 2020
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Code C028D GMC Description

The hand brake control module has an internal motor, apply actuator, release actuator, and temperature sensor. The hand brake control module also contains the logic for applying and releasing the hand brake when commanded by the hand brake control switch. When the hand brake control module receives a signal from the switch, the internal circuit board temperature is checked to verify it is within operating range before the control module performs the requested operation.
OBDII Code C028D GMC - Replace Hand Brake Pad Malfunction - AutoCodes.com
C028D GMC Code - Replace Hand Brake Pad Malfunction

What are the Possible Causes of the DTC C028D GMC?

  • Faulty Hand Brake Control Module
  • Hand Brake Control Module harness is open or shorted
  • Hand Brake Control Module circuit poor electrical connection

How to Fix the DTC C028D GMC?

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

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C028D GMC code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the C028D GMC code?

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Need Help with the Code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about C028D GMC Code

1. What are the common symptoms of OBDII code C028D GMC (Replace Hand Brake Pad Malfunction)?

- Common symptoms include the hand brake warning light illuminating on the dashboard, reduced hand brake effectiveness, and potential noise or grinding when engaging the hand brake.

2. What causes the OBDII code C028D GMC to trigger?

- This code is typically triggered when the vehicle's computer detects a malfunction or discrepancy in the hand brake pad system, such as worn-out pads or issues with the hand brake mechanism.

3. How can I diagnose the Replace Hand Brake Pad Malfunction related to OBDII code C028D GMC?

- Diagnosis involves visually inspecting the hand brake pads for wear, checking the hand brake system for proper operation, and using a diagnostic tool to read the specific code stored in the vehicle's computer.

4. Can I still drive my vehicle with the OBDII code C028D GMC triggered?

- It is not recommended to drive the vehicle with this code triggered, as it can affect the hand brake's performance and potentially compromise safety. Prompt attention and repair are advised.

5. What are the repair options for fixing the Replace Hand Brake Pad Malfunction related to OBDII code C028D GMC?

- Repair options typically include replacing the hand brake pads, inspecting and servicing the hand brake system, and clearing the code from the vehicle's computer to reset the warning light.

6. Are there any DIY tips for addressing the OBDII code C028D GMC at home?

- DIY enthusiasts with automotive experience may attempt to replace the hand brake pads themselves, following manufacturer guidelines and safety precautions. However, it is recommended to consult a professional for accurate diagnosis and repair.

7. How much does it cost to repair the OBDII code C028D GMC issue at a professional auto repair shop?

- The cost of repair can vary depending on the extent of the issue, parts needed, and labor rates. On average, expect to pay anywhere from $100 to $300 for hand brake pad replacement and related repairs.

8. Will ignoring the OBDII code C028D GMC cause further damage to my vehicle?

- Ignoring this code can lead to reduced hand brake performance, increased wear on other brake components, and potential safety hazards. It is best to address the issue promptly to avoid further damage.

9. How long does it typically take to repair the OBDII code C028D GMC at a professional auto shop?

- The repair time can vary based on the specific issue and the shop's workload. In general, replacing hand brake pads and addressing related malfunctions may take a few hours to complete.

10. Can the OBDII code C028D GMC be intermittent or sporadic in nature?

- Yes, this code may sometimes be intermittent, especially if the issue with the hand brake pads or system is not constant. However, it is still essential to diagnose and address the problem to ensure safe operation of the vehicle.

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