AutoCodes – Cadillac – U152D Cadillac

U152D Cadillac Code - Body Control Module Lost Communication With Transmission Shift Lever Position Indicator On LIN Bus

Quick Answer

The Local Interconnect Network (LIN) Bus consists of a single wire with a transmission rate of 10.417 Kbit/s. Common causes include Faulty Transmission Shift Lever Position Indicator, Transmission Shift Lever Position Indicator harness is open or shorted, Transmission Shift Lever Position Indicator 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
U152D Cadillac indicates Body Control Module Lost Communication With Transmission Shift Lever Position Indicator On LIN Bus.
Common causes
Common causes include Faulty Transmission Shift Lever Position Indicator, Transmission Shift Lever Position Indicator harness is open or shorted, Transmission Shift Lever Position Indicator 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 2,947
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 03, 2020
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Code U152D Cadillac Description

The Local Interconnect Network (LIN) Bus consists of a single wire with a transmission rate of 10.417 Kbit/s. The serial data is transmitted over a LIN circuit between a master control module and other LIN devices within a particular subsystem. If serial data communication is lost between any of the LIN devices on the LIN bus network, the master control module will set a no communication code against the non-communicating LIN device. The Diagnostic Trouble Code (DTC) will set when a supervised periodic message to the Body Control Module (BCM) from the Transmission Shift Lever Position Indicator has not been received.
OBDII Code U152D Cadillac - Body Control Module Lost Communication With Transmission Shift Lever Position Indicator On LIN Bus - AutoCodes.com
U152D Cadillac Code - Body Control Module Lost Communication With Transmission Shift Lever Position Indicator On LIN Bus

What are the Possible Causes of the DTC U152D Cadillac?

  • Faulty Transmission Shift Lever Position Indicator
  • Transmission Shift Lever Position Indicator harness is open or shorted
  • Transmission Shift Lever Position Indicator circuit poor electrical connection
  • Faulty Body Control Module (BCM)

How to Fix the DTC U152D Cadillac?

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 U152D Cadillac 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 U152D Cadillac code?

Need more information on how to fix the U152D Cadillac code? Get Access to Factory Service Manuals

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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 U152D Cadillac Code

1. What are the common symptoms of OBDII code U152D in a Cadillac related to the Body Control Module lost communication with the Transmission Shift Lever Position Indicator on LIN bus?

- Common symptoms may include issues with the transmission shift lever position indicator, warning lights on the dashboard, and potential shifting problems.

2. What are the possible causes of the U152D code in a Cadillac?

- The code U152D can be triggered by a faulty Transmission Shift Lever Position Indicator, a malfunctioning Body Control Module, damaged wiring, or communication issues on the LIN bus.

3. How can I diagnose the U152D code in my Cadillac?

- Diagnosing the U152D code requires using an OBDII scanner to retrieve the code, inspecting the Transmission Shift Lever Position Indicator, checking the wiring connections, and testing the communication on the LIN bus.

4. Is it safe to continue driving my Cadillac with the U152D code present?

- It is not recommended to drive the vehicle with the U152D code active, as it can lead to potential transmission issues and safety concerns.

5. Can I repair the U152D code in my Cadillac by resetting the Body Control Module?

- Resetting the Body Control Module may temporarily clear the code, but it is essential to address the root cause of the communication loss to prevent the code from reoccurring.

6. How much does it typically cost to repair the U152D code in a Cadillac?

- The cost of repairing the U152D code can vary depending on the underlying issue, but it may involve replacing the Transmission Shift Lever Position Indicator, repairing wiring, or reprogramming the Body Control Module.

7. Are there any DIY repair tips for resolving the U152D code in a Cadillac?

- DIY repair tips may include checking for loose or damaged wiring, ensuring proper connections, and consulting the vehicle's service manual for specific troubleshooting steps.

8. Can a mechanic easily fix the U152D code in a Cadillac?

- A qualified mechanic with experience in diagnosing and repairing electronic control module issues should be able to efficiently address the U152D code in a Cadillac.

9. Will the U152D code affect the overall performance of my Cadillac?

- The U152D code can impact the performance of the transmission system and other related components, so it is essential to address the issue promptly to maintain optimal vehicle operation.

10. How long does it typically take to repair the U152D code in a Cadillac?

- The repair time for the U152D code can vary depending on the specific cause and complexity of the issue, but it may range from a few hours to a full day of work.

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