B0931 2016 GMC Sierra Code - Compass Module Circuit
Quick Answer
The Compass Module uses low-field magnetic sensing to sense vehicle directional and heading information. Common causes include Faulty Compass Module, Compass Module harness is open or shorted, Compass Module circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
- What it means
- B0931 2016 GMC Sierra indicates Compass Module Circuit.
- Common causes
- Common causes include Faulty Compass Module, Compass Module harness is open or shorted, Compass Module circuit poor electrical connection.
- Severity
- Low - monitor the vehicle and repair when practical.
- Can I drive?
- The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
Code B0931 2016 GMC Sierra Description
What are the Possible Causes of the DTC B0931 2016 GMC Sierra?
- Faulty Compass Module
- Compass Module harness is open or shorted
- Compass Module circuit poor electrical connection
How to Fix the DTC B0931 2016 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 B0931 2016 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 B0931 2016 GMC Sierra Code
1. What does the OBDII code B0931 mean on a 2016 GMC Sierra?
It indicates a malfunction in the compass module circuit, which may affect the vehicle's ability to display or calibrate the compass.
2. What are the common symptoms of code B0931 in a 2016 GMC Sierra?
Symptoms may include the compass display not functioning, incorrect compass readings, or the compass calibration process failing.
3. What causes the B0931 code to appear in a 2016 GMC Sierra?
Common causes include a faulty compass module, wiring issues like a short or open circuit, or a bad connection in the compass module circuit.
4. Can a dead battery cause the B0931 code in a GMC Sierra?
Yes, a weak or dead battery can sometimes trigger this code if it disrupts the compass module's power or memory.
5. How do I diagnose the B0931 code in my GMC Sierra?
Diagnosis involves checking the compass module for damage, inspecting the wiring and connectors for continuity or corrosion, and using a scan tool to monitor the compass module circuit.
6. Is it safe to drive with a B0931 code in my 2016 GMC Sierra?
Yes, it is generally safe to drive, but the compass-related features may not work properly, which could be inconvenient in unfamiliar areas.
7. How do I fix the B0931 code on a 2016 GMC Sierra?
Repairs may include replacing the faulty compass module, repairing damaged wiring, cleaning corroded connectors, or reprogramming the module if necessary.
8. Can I clear the B0931 code without fixing the issue?
You can clear the code with a scan tool, but if the underlying problem isn't resolved, the code is likely to return.
9. Does the B0931 code require module reprogramming after repairs?
In some cases, reprogramming or recalibration of the compass module may be needed after replacing or repairing components.
10. How much does it cost to fix the B0931 code on a GMC Sierra?
The repair cost varies depending on the issue, but replacing a compass module typically costs between $100 and $300, excluding labor.
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