AutoCodes – Buick – B1750 Buick

B1750 Buick 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 Buick 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.

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Code Popularity 703

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Apr 24, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1750 Buick 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 Buick - Driver Seat Rear Down Switch Circuit - AutoCodes.com — B1750 Buick Code - Driver Seat Rear Down Switch Circuit

What does this mean?

What are the Possible Causes of the DTC B1750 Buick?

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 Buick?

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 B1750 Buick 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 Buick code?

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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 B1750 Buick Code

1. What are common symptoms of OBDII code B1750 in a Buick related to the driver seat rear down switch circuit?

- Common symptoms include the inability to adjust the driver seat in the rear down direction, erratic seat movement, or complete seat adjustment failure.

2. What are some possible causes of OBDII code B1750 in a Buick?

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

3. How can I diagnose the issue causing OBDII code B1750 in my Buick?

- Start by checking the driver seat switch for proper operation, inspecting the wiring and connectors for any damage, and using a diagnostic tool to scan for specific error codes.

4. Can I still drive my Buick with OBDII code B1750 related to the driver seat rear down switch circuit?

- It is generally safe to drive the vehicle with this code, but it is recommended to address the issue promptly to avoid inconvenience and potential safety hazards.

5. Are there any simple repair tips for fixing OBDII code B1750 in a Buick?

- Basic repair steps may include checking and securing loose connectors, replacing a faulty seat switch, or resetting the seat control module by disconnecting the battery for a few minutes.

6. Is it possible to reset OBDII code B1750 in a Buick without visiting a mechanic?

- You can attempt to reset the code by disconnecting the car battery for a few minutes, but it is advisable to diagnose and fix the underlying issue to prevent the code from reoccurring.

7. How much does it typically cost to repair OBDII code B1750 in a Buick at a dealership or repair shop?

- The cost of repair can vary depending on the exact cause of the issue, but it may range from $100 to $300 for parts and labor at a dealership or repair shop.

8. Can a DIY enthusiast with basic automotive knowledge fix OBDII code B1750 in a Buick?

- With the right tools and guidance, a DIY enthusiast can potentially fix this issue by following repair manuals, online tutorials, and using diagnostic tools to identify the problem.

9. Will OBDII code B1750 cause the airbag warning light to illuminate in a Buick?

- While the driver seat control circuit issue may not directly trigger the airbag warning light, it is important to address all error codes promptly to ensure the overall safety of the vehicle.

10. How long does it usually take to repair OBDII code B1750 related to the driver seat rear down switch circuit in a Buick?

- The repair time can vary depending on the complexity of the issue, but it may take anywhere from 1 to 3 hours to diagnose and fix the problem, potentially longer if specialized parts are needed.