AutoCodes – Cadillac – B396E Cadillac

B396E Cadillac Code - Liftgate Close Switch Malfunction

Quick Answer

The Liftgate Control Module monitors the Liftgate Close Switch. Common causes include Faulty Liftgate Close Switch, Liftgate Close Switch harness is open or shorted, Liftgate Close Switch 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
B396E Cadillac indicates Liftgate Close Switch Malfunction.
Common causes
Common causes include Faulty Liftgate Close Switch, Liftgate Close Switch harness is open or shorted, Liftgate Close Switch 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 699
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 25, 2020
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Code B396E Cadillac Description

The Liftgate Control Module monitors the Liftgate Close Switch. The Liftgate Control Module sets the OBDII code when the Liftgate Close Switch is not to factory specifications.
OBDII Code B396E Cadillac - Liftgate Close Switch Malfunction - AutoCodes.com
B396E Cadillac Code - Liftgate Close Switch Malfunction

What are the Possible Causes of the DTC B396E Cadillac?

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

How to Fix the DTC B396E 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 B396E 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.

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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 B396E Cadillac Code

1. What are common symptoms of the OBDII code B396E in a Cadillac related to the liftgate close switch malfunction?

The common symptoms include the liftgate not closing properly, the liftgate not responding to the close switch, or receiving a warning light on the dashboard indicating an issue with the liftgate.

2. What are the possible causes of the OBDII code B396E for the liftgate close switch malfunction in a Cadillac?

Possible causes may include a faulty liftgate close switch, damaged wiring or connectors in the liftgate system, a malfunctioning liftgate control module, or an issue with the liftgate motor.

3. How can I diagnose the OBDII code B396E related to the liftgate close switch malfunction in my Cadillac?

Diagnosis involves using an OBDII scanner to retrieve the specific error code, inspecting the liftgate close switch for any visible damage, checking the wiring and connectors for any faults, and testing the liftgate control module and motor for proper functionality.

4. Is it safe to drive my Cadillac with the OBDII code B396E indicating a liftgate close switch malfunction?

It is not recommended to drive the vehicle with this issue as it may pose a safety risk, especially if the liftgate is not closing securely. It is best to address the problem promptly to avoid any potential accidents.

5. What are some repair tips for fixing the OBDII code B396E on a Cadillac due to a liftgate close switch malfunction?

Repair tips may include replacing the faulty liftgate close switch, repairing or replacing damaged wiring or connectors, resetting the liftgate control module, or seeking professional assistance to diagnose and repair the issue effectively.

6. Can I reset the OBDII code B396E related to the liftgate close switch malfunction in my Cadillac on my own?

You may be able to reset the code by using an OBDII scanner to clear the error code. However, it is essential to address the underlying issue causing the malfunction to prevent the code from reappearing.

7. How much does it typically cost to repair the OBDII code B396E for a liftgate close switch malfunction in a Cadillac?

The cost of repair can vary depending on the specific cause of the issue. Repairs may range from replacing a faulty switch (around $50-$150) to addressing more complex issues involving the control module or motor (potentially several hundred dollars).

8. Are there any preventive measures to avoid encountering the OBDII code B396E for a liftgate close switch malfunction in a Cadillac?

Regularly inspecting the liftgate system for any signs of wear or damage, ensuring proper maintenance of the close switch, and addressing any minor issues promptly can help prevent the occurrence of this error code.

9. Can a DIY enthusiast with basic automotive knowledge fix the OBDII code B396E related to the liftgate close switch malfunction in a Cadillac?

Depending on the specific issue, a DIY enthusiast may be able to address simpler problems such as replacing the close switch or checking for loose connections. However, more complex issues may require professional expertise to diagnose and repair effectively.

10. How urgent is it to address the OBDII code B396E for a liftgate close switch malfunction in a Cadillac?

It is advisable to address the issue promptly to ensure the safe operation of the liftgate system. Ignoring the problem can lead to further damage or safety hazards, so it is recommended to address the code as soon as possible.

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