AutoCodes – GMC – P17B2 2016 GMC Sierra

P17B2 2016 GMC Sierra Code - Transmission Range Control Module System High Voltage

Quick Answer

The vehicle control modules or sensors monitor the system voltage to verify the system voltage is within the normal operating range. Common causes include Faulty Transmission Range Control Module, Transmission Range Control Module harness is open or shorted, Transmission Range 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
P17B2 2016 GMC Sierra indicates Transmission Range Control Module System High Voltage.
Common causes
Common causes include Faulty Transmission Range Control Module, Transmission Range Control Module harness is open or shorted, Transmission Range 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 166
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 04, 2022
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Code P17B2 2016 GMC Sierra Description

The vehicle control modules or sensors monitor the system voltage to verify the system voltage is within the normal operating range. The Diagnostic Trouble Code (DTC) will be set when the Transmission Range Control Module detects a system voltage below or above a threshold.
OBDII Code P17B2 2016 GMC Sierra - Transmission Range Control Module System High Voltage - AutoCodes.com
P17B2 2016 GMC Sierra Code - Transmission Range Control Module System High Voltage

What are the Possible Causes of the DTC P17B2 2016 GMC Sierra?

  • Faulty Transmission Range Control Module
  • Transmission Range Control Module harness is open or shorted
  • Transmission Range Control Module circuit poor electrical connection

How to Fix the DTC P17B2 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 P17B2 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 P17B2 2016 GMC Sierra code?

Need more information on how to fix the P17B2 2016 GMC Sierra code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P17B2 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 P17B2 2016 GMC Sierra Code

1. What are the common symptoms of OBDII code P17B2 in a 2016 GMC Sierra related to the Transmission Range Control Module System High Voltage?

The common symptoms may include issues with shifting gears, hesitation or jerking when accelerating, and the transmission getting stuck in a particular gear.

2. What are the potential causes of OBDII code P17B2 in a 2016 GMC Sierra?

Possible causes of this code could be a faulty transmission range control module, damaged wiring or connectors in the transmission system, or issues with the transmission range sensor.

3. How can I diagnose the OBDII code P17B2 in a 2016 GMC Sierra related to the Transmission Range Control Module System High Voltage?

Diagnosis typically involves using a diagnostic scanner to retrieve the code, checking the transmission range sensor and associated wiring for any visible damage, and testing the transmission range control module for proper functioning.

4. Can I continue to drive my 2016 GMC Sierra with OBDII code P17B2 present?

It is not recommended to continue driving the vehicle with this code present, as it can lead to further damage to the transmission system. It is best to address the issue promptly.

5. Is it possible to reset the OBDII code P17B2 in a 2016 GMC Sierra on my own?

While you may be able to clear the code with a diagnostic scanner, it is essential to address the underlying issue causing the code to prevent it from reoccurring.

6. How much does it typically cost to repair OBDII code P17B2 in a 2016 GMC Sierra related to the Transmission Range Control Module System High Voltage?

The cost of repair can vary depending on the specific cause of the code, but it may involve replacing the transmission range control module, fixing wiring issues, or replacing the transmission range sensor. Costs can range from a few hundred to over a thousand dollars.

7. Can a DIY enthusiast fix OBDII code P17B2 in a 2016 GMC Sierra themselves?

Depending on your skill level and access to the necessary tools, some DIY enthusiasts may be able to address simpler causes of the code, such as checking and repairing wiring connections. However, more complex issues may require professional assistance.

8. How urgent is it to address OBDII code P17B2 in a 2016 GMC Sierra related to the Transmission Range Control Module System High Voltage?

It is crucial to address this code promptly to prevent further damage to the transmission system and ensure the safe operation of your vehicle.

9. Are there any preventive measures to avoid OBDII code P17B2 in a 2016 GMC Sierra?

Regular maintenance checks, including inspecting the transmission system for any signs of wear or damage, can help prevent issues that may trigger this code.

10. Are there any recalls or technical service bulletins related to OBDII code P17B2 in a 2016 GMC Sierra?

It is advisable to check with the manufacturer or a certified GMC service center to inquire about any recalls or technical service bulletins related to this specific OBDII code in your vehicle.

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