AutoCodes – Buick – P151D Buick

P151D Buick Code - Transmission Control Module Engine Shutdown Request Signal Message Counter Incorrect

Quick Answer

Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Common causes include Faulty Transmission Control Module, Transmission Control Module harness is open or shorted, Transmission 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
P151D Buick indicates Transmission Control Module Engine Shutdown Request Signal Message Counter Incorrect.
Common causes
Common causes include Faulty Transmission Control Module, Transmission Control Module harness is open or shorted, Transmission 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 543
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 28, 2022
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Code P151D Buick Description

Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Operating information and commands are exchanged among the control modules. Each module on the serial data circuit maintains a transmit error counter and a receive error counter. The counter values increase with detected errors and decrease with error-free messages. The Diagnostic Trouble Code (DTC) will be set when the Transmission Control Module Engine Shutdown Request Signal Message Counter is Incorrect.
OBDII Code P151D Buick - Transmission Control Module Engine Shutdown Request Signal Message Counter Incorrect - AutoCodes.com
P151D Buick Code - Transmission Control Module Engine Shutdown Request Signal Message Counter Incorrect

What are the Possible Causes of the DTC P151D Buick?

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

How to Fix the DTC P151D 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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P151D 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.

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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 P151D Buick Code

1. What are the common symptoms of OBDII code P151D in a Buick related to the Transmission Control Module Engine Shutdown Request Signal Message Counter Incorrect?

- Common symptoms include engine stalling, rough idling, and the transmission not shifting correctly.

2. What are the possible causes of OBDII code P151D in a Buick indicating the Transmission Control Module Engine Shutdown Request Signal Message Counter Incorrect?

- Possible causes may include a faulty transmission control module, wiring issues, or a malfunctioning engine control module.

3. How can I diagnose OBDII code P151D in my Buick for the Transmission Control Module Engine Shutdown Request Signal Message Counter Incorrect?

- Diagnose by using an OBDII scanner to retrieve the code, inspecting the wiring connections, and testing the transmission control module for proper function.

4. Is it safe to continue driving my Buick with OBDII code P151D indicating the Transmission Control Module Engine Shutdown Request Signal Message Counter Incorrect?

- It is not recommended to continue driving the vehicle as it may lead to further damage or safety hazards due to potential transmission issues.

5. Can I reset the OBDII code P151D in my Buick related to the Transmission Control Module Engine Shutdown Request Signal Message Counter Incorrect by disconnecting the battery?

- While disconnecting the battery may temporarily clear the code, it is essential to diagnose and repair the underlying issue to prevent the code from reoccurring.

6. How much does it cost to repair OBDII code P151D in a Buick for the Transmission Control Module Engine Shutdown Request Signal Message Counter Incorrect?

- Repair costs can vary depending on the exact cause of the issue, but it is recommended to consult with a professional mechanic for an accurate estimate.

7. Are there any DIY repair tips for addressing OBDII code P151D in my Buick associated with the Transmission Control Module Engine Shutdown Request Signal Message Counter Incorrect?

- DIY tips include checking for loose or damaged wiring connections, ensuring proper grounding, and inspecting the transmission control module for any visible damage.

8. Can a faulty sensor trigger OBDII code P151D in a Buick pertaining to the Transmission Control Module Engine Shutdown Request Signal Message Counter Incorrect?

- Yes, a faulty sensor, such as the engine speed sensor or transmission position sensor, could potentially trigger this code and should be inspected during diagnosis.

9. What steps should I take if OBDII code P151D reappears in my Buick after it has been cleared and repaired related to the Transmission Control Module Engine Shutdown Request Signal Message Counter Incorrect?

- If the code reappears, recheck the repairs made, ensure all connections are secure, and consider seeking professional assistance to address any unresolved issues.

10. Can extreme weather conditions or driving habits contribute to triggering OBDII code P151D in a Buick for the Transmission Control Module Engine Shutdown Request Signal Message Counter Incorrect?

- Yes, extreme weather conditions or harsh driving habits can potentially exacerbate underlying issues leading to the trigger of this code and should be taken into consideration during diagnosis.

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