AutoCodes – GMC – B1735 2016 GMC Sierra

B1735 2016 GMC Sierra Code - Driver Seat Front Up 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: B1735 2016 GMC Sierra indicates Driver Seat Front Up 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 211

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 Apr 23, 2023

Description
Possible Causes
How To Fix
Tech Notes ▶
Cost to Diagnose
FAQs
Comments
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Code B1735 2016 GMC Sierra 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 B1735 2016 GMC Sierra - Driver Seat Front Up Switch Circuit - AutoCodes.com — B1735 2016 GMC Sierra Code - Driver Seat Front Up Switch Circuit

What does this mean?

What are the Possible Causes of the DTC B1735 2016 GMC Sierra?

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 B1735 2016 GMC Sierra?

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 B1735 2016 GMC Sierra 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.

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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 B1735 2016 GMC Sierra Code

1. What does the OBDII code B1735 mean on a 2016 GMC Sierra?

The code B1735 indicates an issue with the driver seat front up switch circuit, which is responsible for controlling the upward movement of the front portion of the driverâ€™s seat.

2. What are the common symptoms of a B1735 code on a 2016 GMC Sierra?

Symptoms include the driverâ€™s seat front not moving upward, limited seat adjustment functionality, or no response when using the seat adjustment switch.

3. What causes the B1735 code to appear on a 2016 GMC Sierra?

Common causes include a faulty seat adjustment switch, damaged wiring or connectors in the circuit, or a malfunctioning seat position motor.

4. How do I diagnose the B1735 code on my 2016 GMC Sierra?

Start by visually inspecting the seat adjustment switch, wiring, and connectors for damage or disconnection. Use a multimeter to check for proper voltage and continuity in the circuit.

5. Can I drive my 2016 GMC Sierra with the B1735 code active?

Yes, the vehicle is drivable, but seat adjustment functionality may be limited or unavailable, which could impact comfort or driving position.

6. How do I fix the B1735 code on a 2016 GMC Sierra?

Repairs may include replacing a faulty seat adjustment switch, repairing or replacing damaged wiring or connectors, or replacing the seat position motor if it's defective.

7. How much does it cost to repair the B1735 code on a 2016 GMC Sierra?

Depending on the issue, repairs can range from $50 to $300, with switch replacement being on the lower end and motor replacement on the higher end.

8. Can a blown fuse cause the B1735 code on a 2016 GMC Sierra?

Itâ€™s possible if the fuse connected to the seat adjustment circuit is blown. Check the fuse box and replace the corresponding fuse if necessary.

9. Will clearing the B1735 code fix the issue on my 2016 GMC Sierra?

Clearing the code may temporarily reset it, but the underlying problem must be addressed for a permanent fix. Otherwise, the code will likely return.

10. Do I need a professional to repair the B1735 code on my 2016 GMC Sierra?

While basic troubleshooting can be done at home, complex issues like motor replacement or in-depth wiring repairs may require professional assistance.