B1424 2017 GMC Sierra Code - Control Module Power Circuit
Quick Answer
The vehicle control modules or sensors monitor the system voltage to verify the system voltage is within the normal operating range. Common causes include Low battery voltage, Faulty Control Module, Control Module harness is open or shorted. 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
- B1424 2017 GMC Sierra indicates Control Module Power Circuit.
- Common causes
- Common causes include Low battery voltage, Faulty Control Module, Control Module harness is open or shorted.
- 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.
Code B1424 2017 GMC Sierra Description
What are the Possible Causes of the DTC B1424 2017 GMC Sierra?
- Low battery voltage
- Faulty Control Module
- Control Module harness is open or shorted
- Control Module circuit poor electrical connection
How to Fix the DTC B1424 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 B1424 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.
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Frequently Asked Questions about B1424 2017 GMC Sierra Code
1. What does the OBDII code B1424 mean on a 2017 GMC Sierra?
The B1424 code indicates an issue in the control module power circuit, specifically related to improper voltage supply or connectivity.
2. What are the common symptoms of code B1424 in a 2017 GMC Sierra?
Symptoms may include malfunctioning HVAC controls, intermittent electrical issues, or a failure of certain systems to operate.
3. What causes the B1424 code to appear on a 2017 GMC Sierra?
Common causes include a blown fuse, faulty wiring or connectors, a failing control module, or poor grounding.
4. Can a weak battery cause the B1424 code on a 2017 GMC Sierra?
Yes, a weak or failing battery can lead to insufficient voltage, triggering the code.
5. How do you diagnose the B1424 code on a 2017 GMC Sierra?
Diagnosis involves checking fuses, inspecting wiring and connectors for damage or corrosion, and testing the voltage supply to the control module.
6. Can I drive my 2017 GMC Sierra with the B1424 code?
While the vehicle may still be drivable, unresolved electrical issues could lead to further complications or system failures.
7. How do you fix the B1424 code on a 2017 GMC Sierra?
Repairs may include replacing a blown fuse, repairing damaged wiring, cleaning corroded connections, or replacing a faulty control module.
8. What tools are needed to troubleshoot the B1424 code on a 2017 GMC Sierra?
Basic tools include a multimeter for voltage testing, an OBDII scanner for diagnostics, and possibly a wiring diagram for tracing connections.
9. Is the B1424 code specific to the HVAC system on a 2017 GMC Sierra?
While often associated with HVAC-related circuits, it could affect other systems depending on the control module involved.
10. How much does it cost to repair the B1424 code on a 2017 GMC Sierra?
Repair costs vary depending on the issue, ranging from $50 for a fuse replacement to over $500 for a new control module.
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