AutoCodes – GMC – B310F 2017 GMC Sierra

B310F 2017 GMC Sierra Code - Keyless Entry Transmitter 8 Battery

Quick Answer

With each press of a keyless entry transmitter button, a message containing the current battery state of the transmitter is sent to the Remote Control Door Lock Receiver (RCDLR), along with the commanded keyless entry function. Common causes include Low Keyless Entry Transmitter Battery, Faulty Keyless Entry Transmitter. 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: B310F 2017 GMC Sierra indicates Keyless Entry Transmitter 8 Battery.
Common causes: Common causes include Low Keyless Entry Transmitter Battery, Faulty Keyless Entry Transmitter.
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 182

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 Jun 11, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B310F 2017 GMC Sierra Description

With each press of a keyless entry transmitter button, a message containing the current battery state of the transmitter is sent to the Remote Control Door Lock Receiver (RCDLR), along with the commanded keyless entry function. The Remote Control Door Lock Receiver sends this to the Body Control Module (BCM) to perform the requested function. The Diagnostic Trouble Code (DTC) sets when three consecutive low-battery signals are received from the same transmitter.

OBDII Code B310F 2017 GMC Sierra - Keyless Entry Transmitter 8 Battery - AutoCodes.com — B310F 2017 GMC Sierra Code - Keyless Entry Transmitter 8 Battery

What does this mean?

What are the Possible Causes of the DTC B310F 2017 GMC Sierra?

Low Keyless Entry Transmitter Battery
Faulty Keyless Entry Transmitter

How to Fix the DTC B310F 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 B310F 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.

Need more information about the B310F 2017 GMC Sierra code?

Need more information on how to fix the B310F 2017 GMC Sierra code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B310F 2017 GMC Sierra 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 B310F 2017 GMC Sierra Code

What does OBDII code B310F mean for a 2017 GMC Sierra?

OBDII code B310F indicates a problem with the Keyless Entry Transmitter 8 battery, typically related to a low or dead battery in the key fob.

What are the common symptoms associated with code B310F?

Common symptoms include the key fob not functioning properly, such as failing to unlock or lock the doors, or the vehicle may not start if the key fob is not detected.

What could cause the B310F code to trigger?

The B310F code can be triggered by a weak or depleted battery in the key fob, a malfunctioning key fob, or issues with the vehicle's keyless entry system.

How can I troubleshoot the B310F code?

To troubleshoot, first check the battery in the key fob and replace it if necessary. If the issue persists, inspect the key fob for physical damage and test the vehicleâ€™s keyless entry system.

Can I reset the B310F code myself?

Yes, you can reset the B310F code using an OBDII scanner after addressing the issue, such as replacing the key fob battery. However, if the problem continues, further diagnosis may be needed.

Is it safe to drive with the B310F code active?

While it is generally safe to drive with this code active, you may experience issues with the keyless entry and starting the vehicle, which could lead to inconvenience.

How do I replace the battery in the key fob?

To replace the battery, open the key fob casing using a small flat-head screwdriver, remove the old battery, insert a new battery (usually a CR2032), and snap the fob back together.

What should I do if replacing the battery doesn't fix the B310F code?

If replacing the battery does not resolve the issue, you may need to have the key fob reprogrammed or checked for faults in the keyless entry system by a professional.

Can a faulty key fob cause other issues in my vehicle?

Yes, a faulty key fob can potentially affect other systems related to the vehicle's security and keyless entry, leading to additional diagnostic trouble codes.