P25A2 2016 GMC Sierra Code - Brake System Control Module Requested MIL Illumination
Quick Answer
Control modules constantly monitor the vehicle for any condition which may adversely affect vehicle performance. Common causes include Check Brake System Control Module for codes, Faulty Brake System Control Module. 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
- P25A2 2016 GMC Sierra indicates Brake System Control Module Requested MIL Illumination.
- Common causes
- Common causes include Check Brake System Control Module for codes, Faulty Brake System Control Module.
- 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.
Code P25A2 2016 GMC Sierra Description
The DTC will be set when the ECM receives a serial data message from the Brake System Control Module indicating that DTC has been set in the module.
What are the Possible Causes of the DTC P25A2 2016 GMC Sierra?
- Check Brake System Control Module for codes
- Faulty Brake System Control Module
How to Fix the DTC P25A2 2016 GMC Sierra?
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 P25A2 2016 GMC Sierra 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 P25A2 2016 GMC Sierra code?
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Frequently Asked Questions about P25A2 2016 GMC Sierra Code
1. What does the OBDII code P25A2 mean for a 2016 GMC Sierra?
P25A2 indicates that the Brake System Control Module (BSCM) has requested the Malfunction Indicator Light (MIL) to illuminate due to a detected issue in the braking system.
2. What are the common symptoms of the P25A2 code in a 2016 GMC Sierra?
Symptoms may include the check engine light or MIL being illuminated, ABS or traction control warnings, and potentially reduced braking or stability control performance.
3. What causes the P25A2 code to appear on a 2016 GMC Sierra?
Common causes include a malfunctioning brake system control module, communication issues between the BSCM and other modules, or a problem with wiring or connectors.
4. Can I drive my 2016 GMC Sierra with the P25A2 code?
It is not recommended to drive the vehicle until the issue is diagnosed, as it may involve critical safety systems like braking and stability control.
5. How do I diagnose the P25A2 code on my 2016 GMC Sierra?
Diagnosis typically involves using a scan tool to check for related codes, inspecting the BSCM and its connections, and testing wiring for continuity or damage.
6. Is the P25A2 code related to the ABS system?
Yes, the code may be related to the ABS, as the Brake System Control Module plays a role in managing ABS and traction control functions.
7. How do I fix the P25A2 code on my 2016 GMC Sierra?
Repairs may include replacing or reprogramming the Brake System Control Module, repairing damaged wiring, or ensuring secure module connections.
8. How much does it cost to fix the P25A2 code in a 2016 GMC Sierra?
Repair costs vary depending on the exact issue but can range from $150 for basic wiring repairs to $800 or more for module replacement and programming.
9. Can a P25A2 code clear itself on a 2016 GMC Sierra?
The code is unlikely to clear itself unless the root cause is resolved, so repairs are typically necessary.
10. Do I need to reprogram the Brake System Control Module to fix the P25A2 code?
In some cases, reprogramming or updating the module’s software might be required after repairs to ensure proper functionality.
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