AutoCodes – GMC – P17B1 GMC

P17B1 GMC Code - Transmission Range Control Module System Voltage Performance

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
P17B1 GMC indicates Transmission Range Control Module System Voltage Performance.
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.
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Code Popularity 382
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 P17B1 GMC 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 P17B1 GMC - Transmission Range Control Module System Voltage Performance - AutoCodes.com
P17B1 GMC Code - Transmission Range Control Module System Voltage Performance

What are the Possible Causes of the DTC P17B1 GMC?

  • 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 P17B1 GMC?

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 P17B1 GMC 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 P17B1 GMC code?

Need more information on how to fix the P17B1 GMC code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P17B1 GMC code diagnosed by a professional: Find a repair shop in your area

Information for Specific GMC Models

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 P17B1 GMC Code

1. What are the common symptoms of OBDII code P17B1 GMC (Transmission Range Control Module System Voltage Performance)?

- Common symptoms include erratic shifting, transmission slipping, and the inability to shift gears properly.

2. What are the possible causes of OBDII code P17B1 GMC?

- The possible causes include a faulty transmission range control module, damaged wiring or connectors, low voltage in the system, or a malfunctioning transmission control module.

3. How can I diagnose OBDII code P17B1 GMC?

- Diagnosis typically involves using a diagnostic scanner to retrieve the trouble codes, checking the voltage levels in the transmission range control module system, and inspecting the wiring and connectors for any damage.

4. Can I still drive my vehicle with OBDII code P17B1 GMC?

- It is not recommended to drive your vehicle with this code present, as it can lead to further transmission damage and safety issues.

5. How serious is OBDII code P17B1 GMC?

- This code is considered serious as it can affect the proper functioning of the transmission, leading to potential safety hazards and expensive repairs if not addressed promptly.

6. What are some repair tips for OBDII code P17B1 GMC?

- Repair tips may include checking and repairing any damaged wiring or connectors, replacing the transmission range control module if necessary, and ensuring proper voltage levels in the system.

7. Can I reset OBDII code P17B1 GMC on my own?

- While you can clear the code with a diagnostic scanner, it is important to address the underlying issue causing the code to prevent it from reoccurring.

8. How much does it cost to fix OBDII code P17B1 GMC?

- The cost of fixing this code can vary depending on the specific cause, but it may involve replacing components such as the transmission range control module or repairing damaged wiring.

9. Is OBDII code P17B1 GMC a common issue in GMC vehicles?

- While not extremely common, this code can occur in GMC vehicles with transmission range control module system voltage performance issues.

10. How can I prevent OBDII code P17B1 GMC from happening again in the future?

- Regularly maintaining your vehicle, checking for any signs of transmission problems, and addressing any issues promptly can help prevent this code from occurring again.

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