AutoCodes – GMC – B3205 GMC

B3205 GMC Code - Driver Window Motor

Quick Answer

The driver and passenger window motors supply 12 V signal circuits to their respective window switches, when a window switch has been activated, a switch closes providing a ground to the appropriate signal circuit causing the voltage to drop to 0 V. Common causes include Faulty Driver Window Motor, Driver Window Motor harness is open or shorted, Driver Window Motor 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: B3205 GMC indicates Driver Window Motor.
Common causes: Common causes include Faulty Driver Window Motor, Driver Window Motor harness is open or shorted, Driver Window Motor 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 2,463

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 Jun 13, 2023

Description
Possible Causes
How To Fix
Tech Notes ▶
Cost to Diagnose
FAQs
Comments
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Code B3205 GMC Description

The driver and passenger window motors supply 12 V signal circuits to their respective window switches, when a window switch has been activated, a switch closes providing a ground to the appropriate signal circuit causing the voltage to drop to 0 V. The window motor will detect the voltage drop in the signal circuit and will command the window to move in the desired direction. The Diagnostic Trouble Code (DTC) will be set when an internal malfunction has been detected in the Driver Window Motor.

OBDII Code B3205 GMC - Driver Window Motor - AutoCodes.com — B3205 GMC Code - Driver Window Motor

What does this mean?

What are the Possible Causes of the DTC B3205 GMC?

Faulty Driver Window Motor
Driver Window Motor harness is open or shorted
Driver Window Motor circuit poor electrical connection

How to Fix the DTC B3205 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 does this mean?

Code Tech Notes

User Submitted Video

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B3205 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 B3205 GMC code?

Need more information on how to fix the B3205 GMC code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B3205 GMC code diagnosed by a professional: Find a repair shop in your area

Information for Specific GMC Models

B3205 2014 GMC Sierra — Driver Window Motor
B3205 2015 GMC Sierra — Driver Window Motor
B3205 2016 GMC Sierra — Driver Window Motor
B3205 2017 GMC Sierra — Driver Window Motor
B3205 2018 GMC Sierra — Driver Window Motor

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 B3205 GMC Code

1. What are the common symptoms of OBDII code B3205 in a GMC related to the driver window motor?

The common symptoms include the driver window being stuck in a specific position, malfunctioning or slow window movement, or complete failure to operate.

2. What are the possible causes of OBDII code B3205 GMC related to the driver window motor?

The code B3205 typically indicates a fault with the driver window motor itself, such as a motor failure, damaged wiring, or a faulty window regulator.

3. How can I diagnose the issue causing OBDII code B3205 in a GMC for the driver window motor?

To diagnose the issue, you can start by checking the wiring connections to the driver window motor, testing the motor's functionality using a multimeter, and inspecting the window regulator for any signs of damage.

4. Can a DIY enthusiast repair OBDII code B3205 GMC related to the driver window motor?

Yes, some repairs related to the driver window motor, such as replacing the motor or fixing wiring issues, can be done by DIY enthusiasts with the necessary tools and knowledge.

5. Is it safe to continue driving with OBDII code B3205 in a GMC for the driver window motor?

It is not recommended to continue driving with OBDII code B3205 related to the driver window motor, as it can lead to inconvenience and potential safety hazards, especially in emergency situations.

6. How much does it typically cost to repair OBDII code B3205 in a GMC for the driver window motor?

The cost of repairing OBDII code B3205 related to the driver window motor can vary depending on the extent of the damage and whether you choose to do the repair yourself or take it to a professional mechanic.

7. Are there any preventive maintenance tips to avoid OBDII code B3205 GMC for the driver window motor?

Regularly lubricating the window tracks, checking for any unusual sounds or movements when operating the window, and addressing any issues promptly can help prevent OBDII code B3205 related to the driver window motor.

8. Can weather conditions affect the occurrence of OBDII code B3205 in a GMC for the driver window motor?

Extreme weather conditions like heavy rain or snow can potentially exacerbate existing issues with the driver window motor, leading to the triggering of OBDII code B3205.

9. How long does it typically take to repair OBDII code B3205 GMC related to the driver window motor?

The repair time for OBDII code B3205 related to the driver window motor can vary depending on the exact cause of the issue and the expertise of the person performing the repair, but it can range from a few hours to a day.

10. Can resetting the OBDII system clear the B3205 code related to the driver window motor in a GMC?

Resetting the OBDII system may temporarily clear the B3205 code, but if the underlying issue with the driver window motor is not addressed, the code is likely to reappear.