Engine-CodesGMC – B3717 GMC

B3717 GMC Code - Front Wiper Relay Drive Circuit Low

Quick Answer

The B3717 GMC code indicates a problem with the front wiper relay drive circuit being detected as low. Common causes include Damaged or corroded wiring in the front wiper relay circuit, Faulty front wiper relay, Malfunctioning front wiper control module. 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
B3717 GMC indicates Front Wiper Relay Drive Circuit Low.
Common causes
Common causes include Damaged or corroded wiring in the front wiper relay circuit, Faulty front wiper relay, Malfunctioning front wiper control module.
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.
Table of contents Created and updated by William Orellana on Sep 14, 2024
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Code B3717 GMC Description

The B3717 GMC code indicates a problem with the front wiper relay drive circuit being detected as low. This means that there is an issue with the electrical circuit that controls the front wiper relay, which is responsible for activating the front windshield wipers. When this circuit is not functioning properly, it can lead to the front wipers not working at all or working intermittently. This can pose a safety hazard, especially during adverse weather conditions when clear visibility is crucial.

OBDII Code B3717 GMC - Front Wiper Relay Drive Circuit Low
B3717 GMC Code - Front Wiper Relay Drive Circuit Low

Common Causes of B3717 GMC

  1. Damaged or corroded wiring in the front wiper relay circuit.
  2. Faulty front wiper relay.
  3. Malfunctioning front wiper control module.
  4. Loose or poor electrical connections in the circuit.
  5. Water intrusion or moisture affecting the front wiper relay circuit.

Symptoms of B3717 GMC

  1. Front windshield wipers not working at all.
  2. Front windshield wipers working intermittently.
  3. Front windshield wipers operating at an incorrect speed.
  4. Front windshield wipers stopping abruptly during operation.

How to Fix B3717 GMC

  1. Begin by inspecting the wiring in the front wiper relay circuit for any damage or corrosion. Repair or replace any damaged wiring.
  2. Test the front wiper relay using a multimeter to determine if it is functioning correctly. Replace the relay if it is faulty.
  3. Check the front wiper control module for any signs of malfunction. Replace the control module if necessary.
  4. Ensure all electrical connections in the circuit are secure and free of corrosion. Clean and tighten any loose connections.
  5. Test the front wiper system after completing the repairs to verify that the issue has been resolved.

Cost to Fix B3717 GMC

The typical repair costs for addressing the B3717 GMC code can range from $100 to $300, depending on the specific cause of the issue and the cost of parts and labor in your area. It's important to note that diagnosis time and labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate estimate. Keep in mind that rates may be higher at dealerships or in metropolitan areas, while independent shops may offer more affordable prices.

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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 B3717 GMC Code

1. What are the common symptoms of OBDII code B3717 GMC (Front Wiper Relay Drive Circuit Low)?

Symptoms may include slow or erratic wiper operation, wipers not moving at all, or the wipers getting stuck in one position.

2. What are some possible causes of OBDII code B3717 GMC?

Potential causes include a faulty front wiper relay, damaged wiring or connectors in the wiper circuit, or a malfunctioning wiper motor.

3. How can I diagnose the Front Wiper Relay Drive Circuit Low issue?

Diagnosis typically involves checking the front wiper relay, inspecting the wiring and connectors for damage, and testing the wiper motor for proper function.

4. What should I do if I encounter the B3717 GMC code?

If you encounter this code, it's recommended to address the issue promptly to ensure the proper functioning of your front wipers and maintain visibility while driving.

5. Can I still drive my vehicle with the Front Wiper Relay Drive Circuit Low problem?

It is not advisable to drive in inclement weather conditions with faulty wipers. It's best to address the issue and repair it before driving in adverse weather.

6. Are there any DIY repair tips for OBDII code B3717 GMC?

DIY repair tips may include checking and cleaning the wiper relay contacts, inspecting the wiring for any visible damage, and ensuring all connections are secure.

7. How much does it typically cost to repair the Front Wiper Relay Drive Circuit Low issue?

Repair costs can vary depending on the exact cause of the problem and whether you choose to do the repairs yourself or have them done by a professional mechanic.

8. Can I reset the B3717 GMC code myself?

You can try resetting the code using an OBDII scanner, but it's important to address the underlying issue causing the code to prevent it from recurring.

9. Is the B3717 GMC code a serious issue?

While it may not affect the overall drivability of the vehicle, having faulty front wipers can compromise visibility and safety, especially in adverse weather conditions.

10. How can I prevent the Front Wiper Relay Drive Circuit Low problem in the future?

Regularly inspecting and maintaining the wiper system, including the relay, wiring, and motor, can help prevent issues like the B3717 GMC code from occurring.

Discuss the causes and fixes for B3717 GMC OBDII Code

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