AutoCodes – GMC – P30BD 2016 GMC Sierra

P30BD 2016 GMC Sierra Code - Engine Stall Prevention Active Signal Message Counter Incorrect

Quick Answer

Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Common causes include Faulty Engine Control Module (ECM), Engine Control Module harness is open or shorted, Engine 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
P30BD 2016 GMC Sierra indicates Engine Stall Prevention Active Signal Message Counter Incorrect.
Common causes
Common causes include Faulty Engine Control Module (ECM), Engine Control Module harness is open or shorted, Engine 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.
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Code Popularity 171
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 29, 2022
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Code P30BD 2016 GMC Sierra Description

Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Operating information and commands are exchanged among the control modules. Each module on the serial data circuit maintains a transmit error counter and a receive error counter. The counter values increase with detected errors and decrease with error-free messages. The Diagnostic Trouble Code (DTC) will be set when the Engine Stall Prevention Active Signal Message Counter is Incorrect.
OBDII Code P30BD 2016 GMC Sierra - Engine Stall Prevention Active Signal Message Counter Incorrect - AutoCodes.com
P30BD 2016 GMC Sierra Code - Engine Stall Prevention Active Signal Message Counter Incorrect

What are the Possible Causes of the DTC P30BD 2016 GMC Sierra?

  • Faulty Engine Control Module (ECM)
  • Engine Control Module harness is open or shorted
  • Engine Control Module circuit poor electrical connection

How to Fix the DTC P30BD 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 P30BD 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 P30BD 2016 GMC Sierra code?

Need more information on how to fix the P30BD 2016 GMC Sierra code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P30BD 2016 GMC Sierra 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 P30BD 2016 GMC Sierra Code

1. What does OBDII code P30BD mean on a 2016 GMC Sierra?

Code P30BD indicates that the Engine Stall Prevention Active Signal Message Counter is incorrect, which could affect the system's ability to prevent stalling during certain conditions.

2. What are the common symptoms of code P30BD in a 2016 GMC Sierra?

Symptoms may include engine hesitation, rough idling, unexpected stalling, or the Check Engine Light turning on.

3. What causes code P30BD to appear on a 2016 GMC Sierra?

Common causes include a malfunctioning Engine Control Module (ECM), a software glitch, wiring issues, or a faulty sensor responsible for engine stall prevention signals.

4. Can I drive my 2016 GMC Sierra with a P30BD code?

While the truck may still be drivable, it is not recommended to ignore this code as it could lead to unexpected stalling, which poses a safety risk.

5. How is the P30BD code diagnosed in a 2016 GMC Sierra?

A technician will use a diagnostic scanner to read the code, inspect the ECM, check wiring connections, and potentially verify the engine stall prevention system's functionality.

6. What repairs are needed to fix the P30BD code on a 2016 GMC Sierra?

Repairs may involve reprogramming or updating the ECM software, repairing or replacing damaged wiring, or replacing a faulty sensor.

7. How much does it cost to fix a P30BD code on a 2016 GMC Sierra?

Repair costs can vary but typically range from $150 to $500, depending on whether a software update or sensor replacement is needed.

8. Can a software update fix the P30BD code on my 2016 GMC Sierra?

Yes, if the issue is caused by a software glitch in the ECM, a dealership or qualified technician can reprogram or update the software to resolve the code.

9. How can I prevent the P30BD code from reoccurring on my 2016 GMC Sierra?

Regular maintenance, inspecting wiring connections, and ensuring your ECM software is up-to-date can help prevent the code from reoccurring.

10. Is code P30BD specific to the 2016 GMC Sierra?

No, while it is common on some GMC models, this code can appear on other vehicles with similar systems if they experience related issues.

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