P162B 2015 GMC Sierra Code - Remote Vehicle Speed Limiting Signal Message Counter Incorrect
Quick Answer
The P162B diagnostic trouble code (DTC) for a 2015 GMC Sierra indicates that the Remote Vehicle Speed Limiting Signal Message Counter is Incorrect. Common causes include Faulty wiring or connectors in the speed limiting system, Malfunctioning remote device or ECM, Software glitches in the speed limiting system. 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
- P162B 2015 GMC Sierra indicates Remote Vehicle Speed Limiting Signal Message Counter Incorrect.
- Common causes
- Common causes include Faulty wiring or connectors in the speed limiting system, Malfunctioning remote device or ECM, Software glitches in the speed limiting system.
- 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.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
Code P162B 2015 GMC Sierra Description
The P162B diagnostic trouble code (DTC) for a 2015 GMC Sierra indicates that the Remote Vehicle Speed Limiting Signal Message Counter is Incorrect. This code is typically associated with vehicles equipped with systems that allow for remote speed limiting, often used in fleet management or parental control applications. In these systems, a signal is sent to the vehicle to limit its speed based on specific parameters set by the user.
Common Causes of P162B 2015 GMC Sierra
- Faulty wiring or connectors in the speed limiting system
- Malfunctioning remote device or ECM
- Software glitches in the speed limiting system
- Corrosion or damage to speed sensor components
- Electrical interference from other components or systems
Symptoms of P162B 2015 GMC Sierra
- Inconsistent speed limiting behavior
- Loss of remote control over vehicle speed
- Dashboard warning lights related to speed limiting system
- Reduced engine power or acceleration
- Vehicle stalling or hesitating at certain speeds
How to Fix P162B 2015 GMC Sierra
- Perform a thorough inspection of the speed limiting system wiring and connectors to check for any damage or corrosion.
- Test the remote device and ECM communication using diagnostic tools to identify any faults.
- Check for software updates or reprogramming options for the ECM to address any glitches.
- Replace faulty speed sensors or components if necessary.
- Reset the ECM and perform a road test to ensure the speed limiting system is functioning correctly.
Cost to Fix P162B 2015 GMC Sierra
The typical repair costs for addressing a P162B code in a 2015 GMC Sierra can vary depending on the specific cause of the issue. However, as a rough estimate, the parts and labor for this repair could range from $200 to $500. It's important to keep in mind that diagnosis time and labor rates at auto repair shops can vary based on location, vehicle make and model, and engine type. Rates in metropolitan areas or at dealerships may be higher, while independent shops often charge less. It's advisable to consult with a professional mechanic for a more accurate estimate based on your specific situation.
Need more information about the P162B 2015 GMC Sierra code?
Need more information on how to fix the P162B 2015 GMC Sierra code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P162B 2015 GMC Sierra code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P162B 2015 GMC Sierra Code
1. What are the common symptoms of OBDII code P162B in a 2015 GMC Sierra?
- Common symptoms include the check engine light coming on, decreased engine performance, and potential issues with the vehicle's speed limiting system.
2. What does the OBDII code P162B indicate in a 2015 GMC Sierra?
- This code indicates that the remote vehicle speed limiting signal message counter is incorrect, suggesting a problem with the vehicle's speed limiting system.
3. What are possible causes of the P162B code in a 2015 GMC Sierra?
- Possible causes include a faulty speed limiting module, wiring issues, software glitches, or communication errors between the modules in the vehicle.
4. How can I diagnose the P162B code in my 2015 GMC Sierra?
- Diagnosis typically involves using an OBDII scanner to retrieve the code, inspecting the speed limiting system components, checking for wiring faults, and testing the communication between modules.
5. Can I still drive my 2015 GMC Sierra with the P162B code present?
- It is not recommended to drive the vehicle with this code present, as it may affect the vehicle's performance and safety features related to speed limiting.
6. How can I repair the P162B code in my 2015 GMC Sierra?
- Repair options may include replacing the faulty speed limiting module, repairing any wiring issues, updating software, or reprogramming the modules to correct the message counter error.
7. Is the P162B code in a 2015 GMC Sierra a serious issue?
- While the severity may vary, it is important to address this code promptly to ensure proper functionality of the vehicle's speed limiting system and overall performance.
8. Can I reset the P162B code in my 2015 GMC Sierra myself?
- You can attempt to clear the code with an OBDII scanner, but it is crucial to diagnose and address the underlying issue causing the code to prevent it from reoccurring.
9. Will the P162B code cause my 2015 GMC Sierra to fail an emissions test?
- The presence of this code may cause your vehicle to fail an emissions test, as it indicates a fault that affects the vehicle's emissions control system.
10. How much does it typically cost to repair the P162B code in a 2015 GMC Sierra?
- Repair costs for this code can vary depending on the specific cause, but it may range from a few hundred to over a thousand dollars, including parts and labor.
Discuss the causes and fixes for P162B 2015 GMC Sierra OBDII Code
Code P162B 2015 GMC Sierra comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.