AutoCodesChevrolet – B1745 2014 Chevrolet Silverado

B1745 2014 Chevrolet Silverado Code - Driver Seat Rear 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
B1745 2014 Chevrolet Silverado indicates Driver Seat Rear 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 209
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 B1745 2014 Chevrolet Silverado 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 B1745 2014 Chevrolet Silverado - Driver Seat Rear Up Switch Circuit - AutoCodes.com
B1745 2014 Chevrolet Silverado Code - Driver Seat Rear Up Switch Circuit

What are the Possible Causes of the DTC B1745 2014 Chevrolet Silverado?

  • 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 B1745 2014 Chevrolet Silverado?

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 B1745 2014 Chevrolet Silverado 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 B1745 2014 Chevrolet Silverado code?

Need more information on how to fix the B1745 2014 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the 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 B1745 2014 Chevrolet Silverado Code

1. What does OBDII code B1745 for a 2014 Chevrolet Silverado indicate?

The B1745 code specifically relates to the Driver Seat Rear Up Switch Circuit.

2. What are the common symptoms of OBDII code B1745 in a Chevy Silverado?

Common symptoms may include non-functional rear seat adjustment controls or erratic behavior when trying to adjust the seat.

3. What are the possible causes of the B1745 trouble code in a 2014 Chevrolet Silverado?

Potential causes can include a faulty rear seat up switch, damaged wiring or connectors in the circuit, or a malfunctioning control module.

4. How can I diagnose the B1745 code in my Chevy Silverado?

Diagnosing the B1745 code typically involves inspecting the wiring and connectors associated with the rear seat up switch, testing the switch itself, and checking for any related control module issues.

5. Can I still drive my Chevrolet Silverado with the B1745 code present?

If the code does not affect the vehicle's drivability and safety, you may still be able to drive the Silverado. However, it is recommended to address the issue promptly to prevent further electrical problems.

6. How can I repair the Driver Seat Rear Up Switch Circuit issue in my 2014 Silverado?

Repairing the B1745 code may involve replacing a faulty rear seat up switch, repairing damaged wiring or connectors, or resetting the control module after addressing the underlying problem.

7. Is it possible to reset the B1745 trouble code without fixing the root cause?

While clearing the code may temporarily turn off the warning light, the underlying issue causing the code will likely persist and trigger the code again until properly addressed.

8. Are there any DIY fixes for the B1745 code in a Chevrolet Silverado?

DIY fixes may include checking and cleaning the connectors associated with the rear seat up switch, ensuring proper wiring connections, and replacing the switch if found faulty.

9. Can weather conditions or vehicle age contribute to triggering the B1745 code?

Extreme weather conditions, moisture ingress, or long-term vehicle usage can potentially impact the electrical components associated with the rear seat up switch circuit and lead to the B1745 trouble code.

10. Should I seek professional help to fix the B1745 code in my 2014 Chevrolet Silverado?

If you are unsure about diagnosing or repairing the B1745 code yourself, it is advisable to seek assistance from a qualified mechanic or dealership to accurately address the issue and prevent further electrical problems.

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