AutoCodes – Buick – B1007 Buick

B1007 Buick Code - EEPROM Write Error

Quick Answer

EEPROM write error detection is internal. Common causes include Faulty Control Module, Control Module harness is open or shorted, Control Module 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
B1007 Buick indicates EEPROM Write Error.
Common causes
Common causes include Faulty Control Module, Control Module harness is open or shorted, Control Module 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.
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Code Popularity 2,317
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Nov 18, 2024
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Code B1007 Buick Description

EEPROM write error detection is internal. No external circuits are involved. For Diagnostic Trouble Code (DTC) to set, the microprocessor must run the program to detect a write error whenever it writes to EEPROM. The program runs even if the voltage is out of the valid operating range.
The microprocessor first writes information to a cell or address in EEPROM. The microprocessor then reads information and compares to what was sent to the address. If they do not match after three consecutive attempts, the microprocessor will set DTC B1007. When DTC is set, the microprocessor finds another area to write information to. This new area becomes a permanent area for the storage of this information. DTC will clear when the microprocessor makes a successful write to EEPROM.
OBDII Code B1007 Buick - EEPROM Write Error - AutoCodes.com
B1007 Buick Code - EEPROM Write Error

What are the Possible Causes of the DTC B1007 Buick?

  • Faulty Control Module
  • Control Module harness is open or shorted
  • Control Module circuit poor electrical connection

How to Fix the DTC B1007 Buick?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B1007 Buick 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 B1007 Buick code?

Need more information on how to fix the B1007 Buick 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 B1007 Buick Code

1. What are the common symptoms of OBDII code B1007 Buick (EEPROM Write Error)?

The common symptoms include the check engine light being illuminated, issues with the vehicle's electronic systems, and difficulty starting the engine.

2. What can cause the OBDII code B1007 Buick (EEPROM Write Error) to appear?

This code is typically triggered by a problem with the electronic control module (ECM) or a malfunction in the EEPROM.

3. How serious is the OBDII code B1007 Buick (EEPROM Write Error)?

While this code may not cause immediate drivability issues, it can affect the performance and reliability of the vehicle's electronic systems over time.

4. How can I diagnose the OBDII code B1007 Buick (EEPROM Write Error)?

Diagnosing this code usually involves using a professional OBDII scanner to retrieve the specific error codes and checking the connections to the ECM and EEPROM.

5. What are the repair options for OBDII code B1007 Buick (EEPROM Write Error)?

Repair options may include reprogramming the ECM, replacing the EEPROM, or seeking assistance from a qualified mechanic to address the underlying issue.

6. Can I drive my vehicle with the OBDII code B1007 Buick (EEPROM Write Error) present?

It is not recommended to drive the vehicle with this code present, as it may lead to further damage to the electronic systems.

7. How much does it cost to repair the OBDII code B1007 Buick (EEPROM Write Error)?

The cost of repairing this code can vary depending on the underlying issue, but it's advisable to get a quote from a professional mechanic.

8. Can I reset the OBDII code B1007 Buick (EEPROM Write Error) on my own?

You can attempt to clear the code using an OBDII scanner, but it's important to address the root cause of the issue to prevent the code from reappearing.

9. Will disconnecting the battery reset the OBDII code B1007 Buick (EEPROM Write Error)?

Disconnecting the battery may temporarily reset the code, but it's not a permanent solution as the underlying issue will still need to be addressed.

10. How can I prevent the OBDII code B1007 Buick (EEPROM Write Error) from happening again in the future?

Regular maintenance, such as checking and cleaning the connections to the ECM and EEPROM, can help prevent this code from reoccurring.

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