AutoCodesGMC – B1750 GMC

B1750 GMC Code - Driver Seat Rear Down Switch Circuit

Quick Answer

The Seat Memory Control Module supplies a reference voltage to each signal circuit of the Driver Seat Adjuster Switch. Common causes include Faulty Driver Seat Adjuster Switch, Driver Seat Adjuster Switch harness is open or shorted, Driver Seat Adjuster Switch 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
B1750 GMC indicates Driver Seat Rear Down Switch Circuit.
Common causes
Common causes include Faulty Driver Seat Adjuster Switch, Driver Seat Adjuster Switch harness is open or shorted, Driver Seat Adjuster Switch 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 938
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 24, 2023
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Code B1750 GMC Description

The Seat Memory Control Module supplies a reference voltage to each signal circuit of the Driver Seat Adjuster Switch. When the power seat or lumbar switches are pressed, the appropriate signal circuit from the Seat Memory Control Module is pulled low through the switch contacts indicating the power seat command. The Seat Memory Control Module then commands the driver seat or lumbar to move in response to the switch signals. The Diagnostic Trouble Code (DTC) will be set when there is a short to ground on a switch signal circuit.
OBDII Code B1750 GMC - Driver Seat Rear Down Switch Circuit - AutoCodes.com
B1750 GMC Code - Driver Seat Rear Down Switch Circuit

What are the Possible Causes of the DTC B1750 GMC?

  • Faulty Driver Seat Adjuster Switch
  • Driver Seat Adjuster Switch harness is open or shorted
  • Driver Seat Adjuster Switch circuit poor electrical connection
  • Faulty Seat Memory Control Module

How to Fix the DTC B1750 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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B1750 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 B1750 GMC code?

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Need Help with the Code?

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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 B1750 GMC Code

1. What are the common symptoms of OBDII code B1750 (GMC) related to the Driver Seat Rear Down Switch Circuit?

- The common symptoms include the inability to adjust the rear portion of the driver's seat using the seat controls.

2. What are the possible causes of OBDII code B1750 (GMC) for the Driver Seat Rear Down Switch Circuit?

- Potential causes may include a faulty driver seat switch, damaged wiring or connectors in the circuit, or a malfunctioning seat control module.

3. How can I diagnose the issue causing OBDII code B1750 (GMC) for the Driver Seat Rear Down Switch Circuit?

- It is recommended to perform a thorough inspection of the seat switch, wiring harness, and connectors to check for any visible damage or loose connections. Using a multimeter to test continuity can also help pinpoint the problem.

4. Can I repair OBDII code B1750 (GMC) related to the Driver Seat Rear Down Switch Circuit on my own?

- If you have experience with automotive electrical systems, you may be able to repair the issue on your own by replacing the faulty switch, repairing damaged wiring, or addressing any loose connections. Otherwise, seeking professional help is advised.

5. Is it safe to continue driving with OBDII code B1750 (GMC) triggered for the Driver Seat Rear Down Switch Circuit?

- While the code itself may not affect the drivability of the vehicle, it is recommended to address the issue promptly to ensure the proper functioning of the driver's seat controls for safety and comfort reasons.

6. Can resetting the OBDII system clear the B1750 (GMC) code related to the Driver Seat Rear Down Switch Circuit?

- Resetting the OBDII system may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to reappear. It's important to diagnose and fix the root cause of the problem.

7. Are there any specific tools or equipment required to troubleshoot OBDII code B1750 (GMC) for the Driver Seat Rear Down Switch Circuit?

- Basic tools such as a multimeter, wiring diagram for the vehicle, and possibly a diagnostic scanner capable of reading and clearing fault codes may be useful in diagnosing and repairing the issue.

8. How much can I expect to pay for professional repairs related to OBDII code B1750 (GMC) for the Driver Seat Rear Down Switch Circuit?

- The cost of professional repairs can vary depending on the specific cause of the issue, labor rates in your area, and the need for any replacement parts. It's best to get a quote from a trusted mechanic.

9. Can extreme temperatures or moisture affect the occurrence of OBDII code B1750 (GMC) for the Driver Seat Rear Down Switch Circuit?

- Yes, extreme temperatures or moisture can potentially exacerbate electrical issues in the seat control circuit, leading to the triggering of the B1750 code. It's important to keep the vehicle's interior dry and within a moderate temperature range.

10. Is there a way to prevent OBDII code B1750 (GMC) from recurring in the future after repairs have been made to the Driver Seat Rear Down Switch Circuit?

- Regularly inspecting the seat controls, wiring, and connectors for any signs of wear or damage, and addressing any issues promptly can help prevent the recurrence of the B1750 code. Additionally, keeping the interior of the vehicle well-maintained can contribute to the longevity of the electrical components.

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