AutoCodes – Chevrolet – B3101 2017 Chevrolet Silverado

B3101 2017 Chevrolet Silverado 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 Chevrolet Silverado 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 171
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 11, 2023
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Code B3101 2017 Chevrolet Silverado Description

The Body Control Module (BCM) communicates with the Remote Control Door Lock Receiver (RCDLR) through the keyless entry serial data circuits. When any button on the keyless entry transmitter is pressed, the transmitter sends a signal to the RCDLR. The RCDLR sends a function request to the BCM, depending on which button is pressed on the transmitter. The body control module receives the message and performs the appropriate function. The Diagnostic Trouble Code (DTC) sets when o response is received from the RCDLR after the BCM requests information from or sends configuration commands to the RCDLR.
OBDII Code B3101 2017 Chevrolet Silverado - Keyless Entry Data Link Circuit - AutoCodes.com
B3101 2017 Chevrolet Silverado Code - Keyless Entry Data Link Circuit

What are the Possible Causes of the DTC B3101 2017 Chevrolet Silverado?

  • 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 Chevrolet Silverado?

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 Chevrolet Silverado 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 B3101 2017 Chevrolet Silverado code?

Need more information on how to fix the B3101 2017 Chevrolet Silverado 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 B3101 2017 Chevrolet Silverado Code

1. What does OBDII code B3101 in a 2017 Chevrolet Silverado indicate?

The B3101 code specifically relates to the Keyless Entry Data Link Circuit in the vehicle.

2. What are common symptoms of OBDII code B3101 in a 2017 Chevrolet Silverado?

Common symptoms include issues with the keyless entry system, such as the remote key fob not working or difficulty locking/unlocking the doors.

3. What are possible causes of OBDII code B3101 in a 2017 Chevrolet Silverado?

Potential causes of this code can include wiring issues, a faulty keyless entry module, a damaged key fob, or a malfunction in the vehicle's central locking system.

4. How can I diagnose OBDII code B3101 in my 2017 Chevrolet Silverado?

Diagnosis typically involves checking the keyless entry system components, inspecting wiring for damage, testing the key fob, and using a diagnostic scan tool to retrieve the specific trouble codes.

5. Can I repair OBDII code B3101 in my 2017 Chevrolet Silverado myself?

Depending on the cause, some repairs may be DIY-friendly, such as replacing a faulty key fob or addressing a simple wiring issue. However, more complex repairs involving the keyless entry module may require professional assistance.

6. Is it safe to continue driving with OBDII code B3101 in my 2017 Chevrolet Silverado?

While the vehicle may still be operable with this code present, it's best to address the underlying issue promptly to ensure proper functioning of the keyless entry system and overall vehicle security.

7. How much does it typically cost to repair OBDII code B3101 in a 2017 Chevrolet Silverado?

Repair costs can vary widely depending on the root cause of the issue. Simple fixes like replacing a key fob may be relatively inexpensive, while repairs involving the keyless entry module could be more costly.

8. Can OBDII code B3101 in a 2017 Chevrolet Silverado cause other problems if left unresolved?

Leaving this code unresolved may result in continued keyless entry system malfunctions, potential security risks, and inconvenience in accessing the vehicle.

9. Are there any preventive measures to avoid OBDII code B3101 in my 2017 Chevrolet Silverado?

Regularly inspecting the keyless entry system components, keeping key fobs in good condition, and addressing any issues promptly can help prevent the occurrence of this code.

10. Will resetting the OBDII system clear the B3101 code in my 2017 Chevrolet Silverado?

Resetting the OBDII system may temporarily clear the code, but it will likely reappear if the underlying issue causing the B3101 code is not addressed.

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