AutoCodes – GMC – P2534 2017 GMC Sierra

P2534 2017 GMC Sierra Code - Ignition On/Start Switch Circuit Low Voltage

Quick Answer

The Body Control Module (BCM) controls the ignition main relay through the control circuit by applying a voltage to the circuit. Common causes include Faulty Ignition On/Start Switch, Ignition On/Start Switch harness is open or shorted, Ignition On/Start 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: P2534 2017 GMC Sierra indicates Ignition On/Start Switch Circuit Low Voltage.
Common causes: Common causes include Faulty Ignition On/Start Switch, Ignition On/Start Switch harness is open or shorted, Ignition On/Start 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 364

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 Aug 12, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P2534 2017 GMC Sierra Description

The Body Control Module (BCM) controls the ignition main relay through the control circuit by applying a voltage to the circuit. The control module samples the system voltage on the Ignition 1 voltage circuit from the ignition main relay every 0.1 s.
The Diagnostic Trouble Code (DTC) will be set when the control module detects 6 V or less on the ignition voltage circuit, with the ignition, turned ON.

OBDII Code P2534 2017 GMC Sierra - Ignition On/Start Switch Circuit Low Voltage - AutoCodes.com — P2534 2017 GMC Sierra Code - Ignition On/Start Switch Circuit Low Voltage

What does this mean?

What are the Possible Causes of the DTC P2534 2017 GMC Sierra?

Faulty Ignition On/Start Switch
Ignition On/Start Switch harness is open or shorted
Ignition On/Start Switch circuit poor electrical connection
Faulty Body Control Module (BCM)

How to Fix the DTC P2534 2017 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 is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P2534 2017 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.

Need more information about the P2534 2017 GMC Sierra code?

Need more information on how to fix the P2534 2017 GMC Sierra 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 P2534 2017 GMC Sierra Code

1. What are the common symptoms of OBDII code P2534 in a 2017 GMC Sierra?

- Common symptoms include difficulty starting the vehicle, engine stalling, and potential illumination of the check engine light.

2. What does the OBDII code P2534 indicate in a 2017 GMC Sierra?

- The code P2534 indicates a problem with the Ignition On/Start Switch Circuit Low Voltage in the vehicle.

3. What are the possible causes of the Ignition On/Start Switch Circuit Low Voltage code in a 2017 GMC Sierra?

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

4. How can I diagnose the issue causing OBDII code P2534 in my 2017 GMC Sierra?

- Diagnose the issue by checking the ignition switch for proper operation, inspecting the wiring for any damage, and using a multimeter to test voltage levels in the circuit.

5. Can I still drive my 2017 GMC Sierra with OBDII code P2534?

- It is not recommended to continue driving the vehicle with this code as it can lead to potential safety hazards and further damage to the vehicle's components.

6. What are some repair tips for fixing the Ignition On/Start Switch Circuit Low Voltage issue in a 2017 GMC Sierra?

- Repair tips include replacing the faulty ignition switch, repairing any damaged wiring or connectors, and ensuring proper voltage levels in the circuit.

7. How much does it typically cost to repair OBDII code P2534 in a 2017 GMC Sierra?

- 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.

8. Can a DIY enthusiast fix OBDII code P2534 in a 2017 GMC Sierra?

- DIY enthusiasts with experience in automotive repair may be able to diagnose and fix the issue themselves, but it is recommended to consult a professional if unsure.

9. Will resetting the OBDII code P2534 in a 2017 GMC Sierra make it go away permanently?

- Resetting the code may temporarily turn off the check engine light, but if the underlying issue is not addressed, the code is likely to reappear.

10. Is OBDII code P2534 a common problem in 2017 GMC Sierra vehicles?

- While not extremely common, the Ignition On/Start Switch Circuit Low Voltage issue can occur in 2017 GMC Sierra vehicles due to various factors like wear and tear or electrical issues.