WenmarOpen by Wenmar Pro

Service bulletin PIC6340A

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10162121
Published by NHTSA2019-07-08
Manufacturer's numberPIC6340A
Manufacturer's date2019-06-12
NHTSA componentELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

This Preliminary information communicates information to not replace any parts for Favorites unavailable message intermittently. This PI will be deleted and a bulletin created when new software is available.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Software

Vehicles listed
BUICK REGAL2018, 2019

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
20-NA-1322024-04-05. Service bulletin. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
PIP5632G2023-01-30. Service bulletin. This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
PIP4902Q2023-01-30. Service bulletin. This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
PIP58142023-01-30. Service bulletin. This Preliminary information communicates that there some service parts released to dealers missing software.
19NA2492020-08-31. Service bulletin. This technical bulletin provides repair information to correct a customer concern of Radio Favorites Grayed Out or Unavailable at Times.
19NA2492020-08-10. Service bulletin. This technical bulletin provides repair information to correct a customer concern of Radio Favorites Grayed Out or Unavailable at Times.
19NA2492019-12-16. Service bulletin. This technical bulletin provides repair information to correct a customer concern of Radio Favorites Grayed Out or Unavailable At Times.
PIC6340B2019-09-16. Service bulletin. This Preliminary information communicates information to not replace any parts for Favorites unavailable message intermittently. This PI will be deleted and a bulletin created when new software is available.
18NA2462019-07-01. Service bulletin. This technical bulletin provides a procedure to change the oil if excessive fuel has been found in the oil and the cause of the DTC set. Also replacing the PCV valve in camshaft cover and updating the ECM with latest software.
070849020P2019-04-22. Service bulletin. This informational bulletin provides information for the IPC odometer programming method quick reference guide.