AutoCodes – Chevrolet – B302A 2015 Chevrolet Silverado

B302A 2015 Chevrolet Silverado Code - Mobile Telephone Communications Interface Requested Immobilization

Quick Answer

As part of the vehicle telematics enhanced services, a request may be sent to the Body Control Module (BCM) to disable vehicle starting. Common causes include Contact OnStar. 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: B302A 2015 Chevrolet Silverado indicates Mobile Telephone Communications Interface Requested Immobilization.
Common causes: Common causes include Contact OnStar.
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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

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 02, 2023

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code B302A 2015 Chevrolet Silverado Description

As part of the vehicle telematics enhanced services, a request may be sent to the Body Control Module (BCM) to disable vehicle starting. If a valid message is received by the BCM requesting that starting be disabled, the start enable message will not be sent to the Engine Control Module (ECM).

OBDII Code B302A 2015 Chevrolet Silverado - Mobile Telephone Communications Interface Requested Immobilization - AutoCodes.com — B302A 2015 Chevrolet Silverado Code - Mobile Telephone Communications Interface Requested Immobilization

What does this mean?

What are the Possible Causes of the DTC B302A 2015 Chevrolet Silverado?

Contact OnStar

How to Fix the DTC B302A 2015 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 does this mean?

Code Tech Notes

1. Verify the OnStar system is not damaged and is operating properly, with no DTCs set. If the OnStar system is damaged, or inoperative, or any OnStar DTCs are set These concerns must be corrected before the start disable can be removed. If the OnStar system is not damaged and is operating properly go step 2.
2. Press the blue OnStar button and ask the advisor to be transferred to the stolen vehicle team to verify the vehicle account has been updated.
3. Verify that OnStar is aware the vehicle has been recovered and that the vehicle account has been updated. If OnStar has not been notified that the vehicle has been recovered Contact the customer and advise them that for security purposes, they must contact OnStar and the law enforcement agency to update the vehicle account. If the account has been properly updated go to step 4.
4. Once the vehicle account has been updated and the start disable request has been removed, DTC B302A will transition to a history DTC. Clear the DTC history.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B302A 2015 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 B302A 2015 Chevrolet Silverado code?

Need more information on how to fix the B302A 2015 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B302A 2015 Chevrolet Silverado 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 B302A 2015 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code B302A in a 2015 Chevrolet Silverado?

The common symptoms include issues with the mobile telephone communications interface, immobilization requests, and potential difficulty starting the vehicle.

2. What could cause the OBDII code B302A to trigger in a 2015 Chevrolet Silverado?

The code B302A may be triggered by a malfunction in the mobile telephone communications interface module or related components in the vehicle.

3. How can I diagnose the OBDII code B302A in my 2015 Chevrolet Silverado?

Diagnosing the code may require a professional OBDII scanner to retrieve the specific fault codes related to the mobile telephone communications interface requested immobilization issue.

4. Are there any simple repair tips for fixing the OBDII code B302A in a 2015 Chevrolet Silverado?

Simple repair tips may include checking the connections to the mobile telephone communications interface module, ensuring proper power supply, and inspecting for any visible damages.

5. Can I still drive my 2015 Chevrolet Silverado with the OBDII code B302A present?

It is recommended to address the issue causing the code B302A as soon as possible to prevent any potential immobilization of the vehicle while driving.

6. Is the OBDII code B302A in a 2015 Chevrolet Silverado a serious problem?

The code B302A related to the mobile telephone communications interface requested immobilization is considered a serious issue as it can affect the vehicle's functionality and immobilize it.

7. How much does it typically cost to repair the OBDII code B302A in a 2015 Chevrolet Silverado?

The cost of repairing the code B302A can vary depending on the underlying cause, parts needed, and labor charges. It is advisable to consult a professional for an accurate estimate.

8. Can I reset the OBDII code B302A in my 2015 Chevrolet Silverado without fixing the issue?

While you can try to clear the code using an OBDII scanner, it is important to address the root cause of the problem to prevent the code from recurring.

9. Will disconnecting the mobile telephone communications interface module resolve the OBDII code B302A in a 2015 Chevrolet Silverado?

Disconnecting the module may temporarily clear the code, but it is essential to investigate and repair the actual issue to prevent future occurrences and ensure proper vehicle operation.

10. Is it possible to prevent the OBDII code B302A from appearing in my 2015 Chevrolet Silverado?

Regular maintenance checks, timely repairs of any related issues, and proper handling of the vehicle's electronic components can help prevent the code B302A from triggering in the future.