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Cadillac B19DA

16 if its active and let the customer know to have the Labor Operation Description Labor Time 3486158 Verify B19DA Is Set In The K73 Module .2 Hr. *This is a unique Labor Operation

DriveNot yet established by verified evidence.
ChargeNot yet established by verified evidence.
ServiceContact a Cadillac dealer or qualified service facility for verification of B19DA-16 in the K73 module. The supplied evidence does not establish whether immediate service is required.
Confidence95%

Quick answer

For a 2024 Cadillac LYRIQ in the US, official bulletin PIT6214A instructs service personnel to check whether DTC B19DA-16 is active in the K73 module and to inform the customer if it is active.

This page separates verified manufacturer/regulator evidence from supporting material. Unsupported causes, repairs or safety conclusions are not guessed.

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1. What does B19DA mean?

For a 2024 Cadillac LYRIQ in the US, official bulletin PIT6214A instructs service personnel to check whether DTC B19DA-16 is active in the K73 module and to inform the customer if it is active.

2. Technical explanation

The supplied verified evidence does not establish a plain-language fault definition for B19DA. It does establish that Cadillac bulletin PIT6214A includes a verification procedure for B19DA-16 in the K73 module, using labor operation 3486158 (0.2 hour).

3. What system is affected?

K73 module. The broader vehicle system is not yet established by verified evidence.

4. How serious is this code?

Not yet established by verified evidence.

5. Symptoms you may notice

Not yet established by verified evidence.

6. Possible causes

Not yet established by verified evidence. A diagnostic identifier alone is not proof that a specific component has failed.

7. Can I still drive the vehicle?

Not yet established by verified evidence.

8. Can I charge the vehicle?

Not yet established by verified evidence.

9. What you can safely do

  • Arrange diagnosis with a Cadillac dealer or qualified service facility if B19DA-16 is reported or confirmed active.
  • Provide the service facility with bulletin PIT6214A and ask them to verify whether B19DA-16 is active in the K73 module.

10. Step-by-step troubleshooting

  1. Verified service instruction: check whether DTC B19DA-16 is active in the K73 module.
  2. The bulletin identifies labor operation 3486158, “Verify B19DA Is Set In The K73 Module,” with a listed labor time of 0.2 hour.

11. When to contact service

Contact a Cadillac dealer or qualified service facility for verification of B19DA-16 in the K73 module. The supplied evidence does not establish whether immediate service is required.

12. What the service center may check

  • Verify whether B19DA-16 is active in the K73 module.
  • Reference Cadillac bulletin PIT6214A and labor operation 3486158.

13. Possible repair or resolution

  • Not yet established by verified evidence. The supplied bulletin excerpt documents verification of the code but does not provide a repair procedure or confirmed resolution.

14. Affected vehicles

15. Related TSBs / service bulletins

  • Cadillac PIT6214A, published October 24, 2024, is an official manufacturer communication available through NHTSA as MC-11011461-0001. It directs verification of B19DA-16 in the K73 module and specifies labor operation 3486158 (0.2 hour).

16. Recall information

  • No recall information was supplied in the verified evidence.

17. Official manufacturer information

Official source: NHTSA Manufacturer Communication PDF 11011461, Cadillac PIT6214A, published October 24, 2024: https://static.nhtsa.gov/odi/tsbs/2024/MC-11011461-0001.pdf

19. Frequently asked questions

What does B19DA mean on a 2024 Cadillac LYRIQ?

A plain-language meaning is not yet established by the supplied verified evidence. The evidence identifies B19DA-16 as a code to verify in the K73 module.

Which vehicle is covered by the supplied evidence?

The verified applicability record identifies the 2024 Cadillac LYRIQ in the United States.

What should service check?

Cadillac bulletin PIT6214A instructs service personnel to determine whether B19DA-16 is active in the K73 module.

Is B19DA-16 safe to drive or charge with?

Not yet established by verified evidence.

20. Sources & verification

Verified
Cadillac B19DA: 16 if its active and let the customer know to have the… | EV Diagnostics