C1251 2014 Chevrolet Silverado Code - Lateral Acceleration Sensor Performance
Quick Answer
The Yaw Rate, Lateral Acceleration, and Longitudinal Acceleration Sensors are combined into one Multi-Axis Acceleration Sensor, internal to the Inflatable Restraint Sensing and Diagnostic Module. Common causes include Faulty Transmission Control Module (TCM), Transmission Control Module harness is open or shorted, Transmission 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
- C1251 2014 Chevrolet Silverado indicates Lateral Acceleration Sensor Performance.
- Common causes
- Common causes include Faulty Transmission Control Module (TCM), Transmission Control Module harness is open or shorted, Transmission 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.
Code C1251 2014 Chevrolet Silverado Description
What are the Possible Causes of the DTC C1251 2014 Chevrolet Silverado?
- Faulty Transmission Control Module (TCM)
- Transmission Control Module harness is open or shorted
- Transmission Control Module circuit poor electrical connection
- Faulty Electronic Brake Control Module (EBCM)
How to Fix the DTC C1251 2014 Chevrolet Silverado?
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 C1251 2014 Chevrolet Silverado 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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Frequently Asked Questions about C1251 2014 Chevrolet Silverado Code
1. What does the OBD-II code C1251 mean for a 2014 Chevrolet Silverado?
Code C1251 indicates a problem with the Lateral Acceleration Sensor, which monitors side-to-side motion and helps the stability control system function properly.
2. What are common symptoms of code C1251 in a 2014 Chevy Silverado?
Symptoms may include the ABS or stability control warning light on, reduced stability control performance, and difficulty maintaining vehicle control during sharp turns.
3. What causes code C1251 in a 2014 Chevrolet Silverado?
Common causes include a faulty lateral acceleration sensor, damaged wiring or connectors, or issues with the ABS control module.
4. Can I drive my 2014 Chevy Silverado with code C1251 active?
Driving with this code active is possible but not recommended, as stability control and ABS may not function correctly, increasing the risk of losing control in certain situations.
5. How do I diagnose code C1251 in a 2014 Chevrolet Silverado?
Start by scanning the vehicle with an OBD-II scanner, inspecting the lateral acceleration sensor and its wiring for damage, and testing the sensor for proper operation.
6. How can I fix code C1251 on my 2014 Chevy Silverado?
Repairs may involve replacing the lateral acceleration sensor, repairing or replacing damaged wiring, or reprogramming the ABS control module if necessary.
7. What is the location of the lateral acceleration sensor on a 2014 Silverado?
The lateral acceleration sensor is typically located under the center console or near the floorboard area, depending on the vehicle configuration.
8. Does code C1251 require professional repair?
While some experienced DIYers can handle the repair, professional diagnostics and repair are recommended due to the importance of ABS and stability control systems.
9. How much does it cost to fix code C1251 on a 2014 Chevy Silverado?
Repair costs can vary but typically range from $150 to $500 depending on whether the sensor, wiring, or control module needs replacement.
10. Will clearing code C1251 solve the problem permanently?
Clearing the code without addressing the underlying issue will not fix the problem. The code is likely to return until the sensor or related components are repaired or replaced.
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