AutoCodes – GMC – B1369 GMC

B1369 GMC Code - Ignition 0 Fault

Quick Answer

The Diagnostic Trouble Code (DTC) B1369 will set if IGNITION 0 input is not active after IGNITION 3 input has been active for 20 seconds with the engine running. Common causes include Faulty Body Control Module (BCM), Body Control Module (BCM) harness is open or shorted, Body Control Module (BCM) 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: B1369 GMC indicates Ignition 0 Fault.
Common causes: Common causes include Faulty Body Control Module (BCM), Body Control Module (BCM) harness is open or shorted, Body Control Module (BCM) 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 1,706

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 Mar 17, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1369 GMC Description

The Diagnostic Trouble Code (DTC) B1369 will set if IGNITION 0 input is not active after IGNITION 3 input has been active for 20 seconds with the engine running. When DTC is present, multiple indicators on the instrument panel will illuminate and the vehicle will not start. A current DTC B1369 will clear when the fault is no longer present and the ignition switch is cycled. A history DTC B1369 clears when module ignition cycle counter reaches reset threshold, without a repeat of malfunction.

OBDII Code B1369 GMC - Ignition 0 Fault - AutoCodes.com — B1369 GMC Code - Ignition 0 Fault

What does this mean?

What are the Possible Causes of the DTC B1369 GMC?

Faulty Body Control Module (BCM)
Body Control Module (BCM) harness is open or shorted
Body Control Module (BCM) circuit poor electrical connection
Faulty Instrument Panel Cluster (IPC)

How to Fix the DTC B1369 GMC?

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 B1369 GMC 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 B1369 GMC code?

Need more information on how to fix the B1369 GMC code? Get Access to Factory Service Manuals

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Get the B1369 GMC code diagnosed by a professional: Find a repair shop in your area

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 B1369 GMC Code

1. What are the common symptoms of OBDII code B1369 GMC (Ignition 0 Fault)?

- Common symptoms include engine misfires, rough idling, stalling, and difficulty starting the vehicle.

2. What could cause the OBDII code B1369 GMC (Ignition 0 Fault) to appear?

- The code may be triggered by a faulty ignition switch, damaged wiring, or a malfunctioning ignition control module.

3. How can I diagnose the source of the Ignition 0 Fault (B1369) in my GMC vehicle?

- To diagnose the issue, check the ignition switch, inspect the wiring harness for any damage, and test the ignition control module for proper functioning.

4. Can a bad battery trigger the B1369 GMC code (Ignition 0 Fault)?

- Yes, a weak or failing battery can sometimes cause issues with the ignition system, leading to the appearance of the B1369 code.

5. Is it safe to continue driving with the OBDII code B1369 GMC (Ignition 0 Fault) present?

- It is not recommended to drive the vehicle with this code active, as it can lead to further damage and potentially unsafe driving conditions.

6. What are some repair tips for addressing the B1369 GMC code (Ignition 0 Fault)?

- Start by checking and replacing the ignition switch if necessary, inspect the wiring for any faults, and test or replace the ignition control module.

7. Can I reset the B1369 GMC code (Ignition 0 Fault) using an OBDII scanner?

- Yes, you can use an OBDII scanner to clear the code after addressing the underlying issue with the ignition system.

8. How much does it typically cost to repair the B1369 GMC code (Ignition 0 Fault)?

- The cost of repairs can vary depending on the exact cause of the issue, but it may range from $100 to $500, including parts and labor.

9. Will the B1369 GMC code (Ignition 0 Fault) cause my vehicle to fail an emissions test?

- Yes, if the issue is not addressed and the code is not cleared, it can cause your vehicle to fail an emissions test due to improper ignition system operation.

10. Can a DIY enthusiast fix the B1369 GMC code (Ignition 0 Fault) issue at home?

- Depending on your skill level and access to tools, you may be able to address the issue yourself by following repair guides and instructions, but it's recommended to seek professional help if needed.