AutoCodes – GMC – P10B8 2016 GMC Sierra

P10B8 2016 GMC Sierra Code - Mass Air Flow Sensor Barometric Pressure Sensor Signal Message Counter Incorrect Bank 2

Quick Answer

Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Common causes include Faulty Mass Air Flow Sensor, Mass Air Flow Sensor harness is open or shorted, Mass Air Flow Sensor 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: P10B8 2016 GMC Sierra indicates Mass Air Flow Sensor Barometric Pressure Sensor Signal Message Counter Incorrect Bank 2.
Common causes: Common causes include Faulty Mass Air Flow Sensor, Mass Air Flow Sensor harness is open or shorted, Mass Air Flow Sensor 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 142

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

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Table of contents Created and updated by William Orellana on Sep 26, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P10B8 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 Mass Air Flow Sensor Barometric Pressure Sensor Signal Message Counter Incorrect Bank 2.

OBDII Code P10B8 2016 GMC Sierra - Mass Air Flow Sensor Barometric Pressure Sensor Signal Message Counter Incorrect Bank 2 - AutoCodes.com — P10B8 2016 GMC Sierra Code - Mass Air Flow Sensor Barometric Pressure Sensor Signal Message Counter Incorrect Bank 2

What does this mean?

What are the Possible Causes of the DTC P10B8 2016 GMC Sierra?

Faulty Mass Air Flow Sensor
Mass Air Flow Sensor harness is open or shorted
Mass Air Flow Sensor circuit poor electrical connection

How to Fix the DTC P10B8 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 P10B8 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 P10B8 2016 GMC Sierra code?

Need more information on how to fix the P10B8 2016 GMC Sierra code? Get Access to Factory Service Manuals

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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 P10B8 2016 GMC Sierra Code

1. What are common symptoms of OBDII code P10B8 in a 2016 GMC Sierra?

The common symptoms of OBDII code P10B8 in a 2016 GMC Sierra include poor engine performance, reduced fuel efficiency, rough idling, and potential stalling.

2. What does the OBDII code P10B8 indicate in a 2016 GMC Sierra?

OBDII code P10B8 in a 2016 GMC Sierra indicates an issue with the Mass Air Flow Sensor Barometric Pressure Sensor Signal Message Counter Incorrect Bank 2.

3. What are some possible causes of OBDII code P10B8 in a 2016 GMC Sierra?

Possible causes of OBDII code P10B8 in a 2016 GMC Sierra include a faulty mass air flow sensor, issues with the barometric pressure sensor, wiring problems, or a malfunction in the engine control module.

4. How can I diagnose the OBDII code P10B8 in my 2016 GMC Sierra?

Diagnosing OBDII code P10B8 in a 2016 GMC Sierra may involve using an OBDII scanner to read the fault codes, testing the mass air flow sensor and barometric pressure sensor, checking for loose or damaged wiring, and inspecting the engine control module.

5. Can I drive my 2016 GMC Sierra with OBDII code P10B8?

It is not recommended to drive your 2016 GMC Sierra with OBDII code P10B8, as it can lead to further damage to the engine and other components. It's best to address the issue promptly.

6. How do I repair OBDII code P10B8 in my 2016 GMC Sierra?

Repairing OBDII code P10B8 in a 2016 GMC Sierra may involve replacing the faulty mass air flow sensor or barometric pressure sensor, repairing any damaged wiring, or reprogramming the engine control module.

7. Can a DIY enthusiast fix OBDII code P10B8 in a 2016 GMC Sierra?

While some aspects of diagnosing OBDII code P10B8 may be tackled by a DIY enthusiast, it is recommended to seek professional help for accurate diagnosis and repair to ensure the issue is properly addressed.

8. How much does it cost to fix OBDII code P10B8 in a 2016 GMC Sierra?

The cost to fix OBDII code P10B8 in a 2016 GMC Sierra can vary depending on the exact cause of the issue, parts needed for replacement, and labor costs. It is advisable to obtain quotes from reputable mechanics or service centers.

9. Will resetting the OBDII code P10B8 clear the issue in my 2016 GMC Sierra?

Resetting the OBDII code P10B8 may temporarily clear the warning light, but if the underlying issue is not addressed, the code is likely to return. It's important to diagnose and fix the root cause of the problem.

10. How often does OBDII code P10B8 occur in a 2016 GMC Sierra?

OBDII code P10B8 in a 2016 GMC Sierra is relatively uncommon, but it can occur due to various sensor or wiring issues. Regular maintenance and prompt attention to warning lights can help prevent such codes from appearing.