AutoCodesChevrolet – B1835 Chevrolet

B1835 Chevrolet Code - Driver Seat Lumbar Rearward 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
B1835 Chevrolet indicates Driver Seat Lumbar Rearward 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 282
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 B1835 Chevrolet 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 B1835 Chevrolet - Driver Seat Lumbar Rearward Switch Circuit - AutoCodes.com
B1835 Chevrolet Code - Driver Seat Lumbar Rearward Switch Circuit

What are the Possible Causes of the DTC B1835 Chevrolet?

  • 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 B1835 Chevrolet?

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 B1835 Chevrolet 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 B1835 Chevrolet code?

Need more information on how to fix the B1835 Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1835 Chevrolet code diagnosed by a professional: Find a repair shop in your area

Information for Specific Chevrolet 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 B1835 Chevrolet Code

1. What are the common symptoms of OBDII code B1835 in a Chevrolet related to the driver seat lumbar rearward switch circuit?

The common symptoms include non-functional or erratic operation of the driver seat lumbar rearward switch.

2. What are the possible causes of OBDII code B1835 in a Chevrolet related to the driver seat lumbar rearward switch circuit?

Possible causes include a faulty lumbar rearward switch, damaged wiring or connectors in the circuit, or a malfunctioning control module.

3. How can I diagnose the issue causing OBDII code B1835 in my Chevrolet related to the driver seat lumbar rearward switch circuit?

You can diagnose the issue by visually inspecting the wiring and connectors, testing the lumbar rearward switch for continuity, and using a diagnostic scan tool to retrieve and interpret the trouble code.

4. Can I repair OBDII code B1835 in my Chevrolet related to the driver seat lumbar rearward switch circuit myself?

If you have the necessary tools and expertise, you may be able to repair the issue yourself by replacing the faulty lumbar rearward switch, repairing damaged wiring, or addressing any connector issues.

5. Are there any tips for troubleshooting OBDII code B1835 in a Chevrolet related to the driver seat lumbar rearward switch circuit?

Before replacing any components, ensure proper diagnosis by checking the wiring and connectors first. Additionally, consulting the vehicle's service manual for specific diagnostic procedures can be helpful.

6. Is it safe to continue driving my Chevrolet with OBDII code B1835 related to the driver seat lumbar rearward switch circuit?

While the vehicle may still be drivable with this code, it is recommended to address the issue promptly to avoid potential discomfort or inconvenience caused by non-functional lumbar support.

7. How much does it typically cost to repair OBDII code B1835 in a Chevrolet related to the driver seat lumbar rearward switch circuit?

The cost of repair can vary depending on the specific cause of the issue, parts required, and labor rates. It's advisable to obtain quotes from different repair shops for an accurate estimate.

8. Can OBDII code B1835 in a Chevrolet related to the driver seat lumbar rearward switch circuit cause any other problems in the vehicle?

While the primary impact of this code is on the driver seat lumbar rearward switch circuit, unresolved electrical issues can potentially lead to further complications or malfunctions in the vehicle's electrical system.

9. Will resetting the trouble code eliminate OBDII code B1835 in a Chevrolet related to the driver seat lumbar rearward switch circuit?

Resetting the trouble code may temporarily clear the error code, but if the underlying issue causing the code is not addressed, it is likely to reappear upon further use of the affected system.

10. How long does it typically take to repair OBDII code B1835 in a Chevrolet related to the driver seat lumbar rearward switch circuit?

The repair time can vary based on the complexity of the issue and the expertise of the technician. Simple fixes like replacing a switch may take less time, while diagnosing and repairing wiring issues could be more time-consuming.

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