AutoCodes – Buick – C0249 Buick

C0249 Buick Code - Left Normal Force Error

Quick Answer

The Electronic Brake Control Module (EBCM) receives invalid information from other modules through the General Motor Local Area Network (GMLAN) serial data bus. Common causes include This is an information code only, check other codes. 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: C0249 Buick indicates Left Normal Force Error.
Common causes: Common causes include This is an information code only, check other codes.
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.

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Code Popularity 812

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 04, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C0249 Buick Description

The Electronic Brake Control Module (EBCM) receives invalid information from other modules through the General Motor Local Area Network (GMLAN) serial data bus. The EBCM will set DTC based on this information. This Diagnostic Trouble Code (DTC) is for information only. As an aid to the technician, this DTC indicates that there are no problems in the ABS.

OBDII Code C0249 Buick - Left Normal Force Error - AutoCodes.com — C0249 Buick Code - Left Normal Force Error

What does this mean?

What are the Possible Causes of the DTC C0249 Buick?

This is an information code only, check other codes.

How to Fix the DTC C0249 Buick?

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 C0249 Buick 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.

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Need Help with the Code?

Get the C0249 Buick code diagnosed by a professional: Find a repair shop in your area

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 C0249 Buick Code

1. What are the common symptoms of OBDII code C0249 in a Buick related to Left Normal Force Error?

The common symptoms include traction control warning light illuminated on the dashboard, decreased traction control functionality, and potential stability control issues.

2. What are the possible causes of OBDII code C0249 Buick - Left Normal Force Error?

Potential causes include damaged wheel speed sensor, faulty steering angle sensor, wiring issues, loose connectors, or a malfunctioning electronic brake control module.

3. How can I diagnose OBDII code C0249 in my Buick?

To diagnose code C0249, you will need a professional OBDII scanner to read the trouble codes, inspect the wheel speed sensors, check the steering angle sensor, and inspect the wiring and connectors for any visible damage.

4. Can I still drive my Buick with OBDII code C0249 present?

It is not recommended to drive your Buick with code C0249 present, as it can affect the traction control system and potentially compromise your vehicle's stability and safety.

5. How can I repair OBDII code C0249 Buick - Left Normal Force Error?

Repairing code C0249 may involve replacing a faulty wheel speed sensor, steering angle sensor, repairing damaged wiring, or addressing any loose connectors. It is recommended to consult a professional mechanic for an accurate diagnosis and repair.

6. Is it safe to reset the OBDII code C0249 without fixing the underlying issue?

Resetting the code without fixing the underlying issue may temporarily turn off the warning light, but the problem will persist and could potentially lead to safety hazards or further damage to your vehicle.

7. Can extreme weather conditions trigger OBDII code C0249 in my Buick?

Yes, extreme weather conditions such as heavy rain, snow, or ice can potentially trigger code C0249 due to the impact on the traction control system components.

8. How much does it typically cost to repair OBDII code C0249 in a Buick?

The cost of repairing code C0249 can vary depending on the specific cause of the issue, parts needed for replacement, and labor costs. It is advisable to get a quote from a trusted mechanic or dealership.

9. Will OBDII code C0249 cause my Buick to fail an emissions test?

While code C0249 is related to the traction control system and not emissions, it is essential to address and repair the issue to ensure your vehicle's overall performance and safety.

10. How often does OBDII code C0249 occur in Buick vehicles?

Code C0249 related to Left Normal Force Error can occur in Buick vehicles experiencing traction control system issues, and the frequency may vary depending on driving conditions, maintenance, and other factors affecting the vehicle's sensors and components.