AutoCodes – Chevrolet – P1A6C Chevrolet

P1A6C Chevrolet Code - SGCM Service Calibration Fault

Quick Answer

The internal fault detection is handled inside the control module. Common causes include Starter Generator Control Module (SGCM) Program, Faulty Starter Generator Control Module (SGCM), Starter Generator Control Module (SGCM) harness is open or shorted. 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: P1A6C Chevrolet indicates SGCM Service Calibration Fault.
Common causes: Common causes include Starter Generator Control Module (SGCM) Program, Faulty Starter Generator Control Module (SGCM), Starter Generator Control Module (SGCM) harness is open or shorted.
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 1,242

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 Feb 21, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1A6C Chevrolet Description

The internal fault detection is handled inside the control module. No external circuits are involved. This code indicates that the Energy Storage Control Module (ESCM), Starter Generator Control Module (SGCM) or Heating Control Module (HCM) has not yet been programmed with latest production software.

OBDII Code P1A6C Chevrolet - SGCM Service Calibration Fault - AutoCodes.com — P1A6C Chevrolet Code - SGCM Service Calibration Fault

What does this mean?

What are the Possible Causes of the DTC P1A6C Chevrolet?

Starter Generator Control Module (SGCM) Program
Faulty Starter Generator Control Module (SGCM)
Starter Generator Control Module (SGCM) harness is open or shorted
Starter Generator Control Module (SGCM) circuit poor electrical connection

How to Fix the DTC P1A6C Chevrolet?

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 P1A6C Chevrolet 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 P1A6C Chevrolet 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 P1A6C Chevrolet Code

1. What are the common symptoms of OBDII code P1A6C (Chevrolet) - SGCM Service Calibration Fault?

- Common symptoms may include poor engine performance, reduced fuel efficiency, and the illumination of the check engine light.

2. What causes the OBDII code P1A6C (Chevrolet) - SGCM Service Calibration Fault?

- This code is typically triggered by a fault in the SGCM (Serial Gateway Control Module) calibration, which may be due to software issues or electronic component failures.

3. How can I diagnose the OBDII code P1A6C (Chevrolet) - SGCM Service Calibration Fault?

- Diagnosis usually involves using a diagnostic scanner to retrieve the code, checking for related symptoms, and inspecting the SGCM for any visible signs of damage.

4. Can I continue driving with the OBDII code P1A6C (Chevrolet) - SGCM Service Calibration Fault?

- It is not recommended to continue driving with this fault as it can lead to further damage to the vehicle and potentially affect its performance.

5. What are the repair options for fixing the OBDII code P1A6C (Chevrolet) - SGCM Service Calibration Fault?

- Repair options may include recalibrating or reprogramming the SGCM, replacing any faulty electronic components, or seeking assistance from a certified mechanic.

6. How much does it cost to repair the OBDII code P1A6C (Chevrolet) - SGCM Service Calibration Fault?

- The cost of repair can vary depending on the extent of the issue, the specific repair needed, and labor costs. It is advisable to obtain quotes from different repair shops.

7. Can I reset the OBDII code P1A6C (Chevrolet) - SGCM Service Calibration Fault on my own?

- You can attempt to clear the code using a diagnostic scanner, but it is important to address the underlying issue causing the fault to prevent the code from reoccurring.

8. Is the OBDII code P1A6C (Chevrolet) - SGCM Service Calibration Fault a common issue in Chevrolet vehicles?

- While not extremely common, this fault can occur in some Chevrolet vehicles, particularly those equipped with SGCM technology.

9. What steps can I take to prevent the OBDII code P1A6C (Chevrolet) - SGCM Service Calibration Fault from happening again?

- Regular maintenance, including software updates and electronic component checks, can help prevent this fault from occurring in the future.

10. Are there any recalls or technical service bulletins related to the OBDII code P1A6C (Chevrolet) - SGCM Service Calibration Fault?

- It is advisable to check with Chevrolet dealerships or online databases for any relevant recalls or technical service bulletins related to this specific fault.