B3101 2017 GMC Sierra Code - Keyless Entry Data Link Circuit
Quick Answer
The Body Control Module (BCM) communicates with the Remote Control Door Lock Receiver (RCDLR) through the keyless entry serial data circuits. Common causes include Faulty Remote Control Door Lock Receiver (RCDLR), Remote Control Door Lock Receiver harness is open or shorted, Remote Control Door Lock Receiver 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
- B3101 2017 GMC Sierra indicates Keyless Entry Data Link Circuit.
- Common causes
- Common causes include Faulty Remote Control Door Lock Receiver (RCDLR), Remote Control Door Lock Receiver harness is open or shorted, Remote Control Door Lock Receiver 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.
Code B3101 2017 GMC Sierra Description
What are the Possible Causes of the DTC B3101 2017 GMC Sierra?
- Faulty Remote Control Door Lock Receiver (RCDLR)
- Remote Control Door Lock Receiver harness is open or shorted
- Remote Control Door Lock Receiver circuit poor electrical connection
- Faulty Body Control Module (BCM)
How to Fix the DTC B3101 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 B3101 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 B3101 2017 GMC Sierra Code
1. What are common symptoms of OBDII code B3101 in a 2017 GMC Sierra related to the Keyless Entry Data Link Circuit?
The common symptoms include issues with the keyless entry system, such as the remote key fob not working or problems with door lock/unlock functions.
2. What are some possible causes of OBDII code B3101 in a 2017 GMC Sierra?
Possible causes of this code can include damaged wiring in the keyless entry system, a malfunctioning key fob, a faulty receiver module, or a problem with the Body Control Module (BCM).
3. How can I diagnose the Keyless Entry Data Link Circuit issue causing OBDII code B3101 in my 2017 GMC Sierra?
Diagnosing this issue may involve checking the wiring connections, inspecting the key fob for damage, testing the receiver module, and using a diagnostic scanner to communicate with the BCM for error codes.
4. Can OBDII code B3101 in a 2017 GMC Sierra be repaired without professional help?
Simple fixes like checking for loose connections or replacing a faulty key fob can sometimes resolve the issue. However, more complex repairs involving module replacements or BCM reprogramming may require professional assistance.
5. Are there any DIY tips for troubleshooting OBDII code B3101 related to the Keyless Entry Data Link Circuit in a 2017 GMC Sierra?
DIY tips may include checking the battery in the key fob, ensuring all relevant fuses are intact, inspecting wiring for visible damage, and resetting the BCM by disconnecting the battery for a few minutes.
6. How critical is it to address OBDII code B3101 in a 2017 GMC Sierra promptly?
While the vehicle may still be operable with this code present, addressing the issue promptly is recommended to prevent potential keyless entry system failures and ensure the vehicle's security features are functioning correctly.
7. Can OBDII code B3101 in a 2017 GMC Sierra cause any other related problems apart from keyless entry issues?
While the primary issue related to this code is usually keyless entry system malfunctions, it may also affect other vehicle functions tied to the BCM, such as interior lighting controls or alarm systems.
8. Is it safe to continue driving a 2017 GMC Sierra with OBDII code B3101 active?
Driving with this code active should not pose immediate safety risks, but it's advisable to address the underlying problem to avoid potential inconvenience or security concerns related to the keyless entry system.
9. How much can I expect to pay for repairing OBDII code B3101 in a 2017 GMC Sierra at a dealership or repair shop?
Costs for repairing this code can vary depending on the specific cause, but expect to pay for diagnostic time, parts replacement (if needed), and labor charges. Costs may range from a few hundred to over a thousand dollars.
10. Can resetting the BCM be a temporary solution for OBDII code B3101 in a 2017 GMC Sierra?
Resetting the BCM may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to reappear. It's recommended to diagnose and repair the root cause to prevent recurring problems.
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