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Service bulletin PIT5840

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 id10197279
Published by NHTSA2021-06-14
Manufacturer's numberPIT5840
Manufacturer's date2021-05-03
NHTSA componentBACK OVER PREVENTION; VEHICLE SPEED CONTROL

NHTSA's summary

This Preliminary information communicates there may be a wind noise originating from either front door due to a missing / mispositioned seal.

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

Driver assistance, Throttle and cruise control, Backup camera

Vehicles listed
BUICK ENVISION2021

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
23-NA-0422023-07-14. Service bulletin. This service bulletin provides repair information to update radio software to correct customer concerns of Software related issues.
PIT5832H2023-06-13. Service bulletin. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
PIT5832G2023-04-17. Service bulletin. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
PIP56232023-03-13. Service bulletin. This Preliminary information communicates that a rotational clicking noise heard after engine shut down is a design characteristic and no repairs should be attempted.
22-NA-1272023-03-04. Service bulletin. This service bulletin provides repair information on release of Radio Software Version V160 Update to correct customer concerns of radio software issues.
PIT5940B2023-01-30. Service bulletin. This Preliminary information communicates that a customer may notice that the gridlines on the backup camera are very dim. They may mention that this occurred after an OTA update. The dealer technician is advised to perform no repairs. The technician is advised that engineering is looking into a resolution and the resolution will be communicated through this PI or a bulletin when it becomes available.
PIT5940A2022-11-21. Service bulletin. This Preliminary information communicates that a customer may notice that the gridlines on the backup camera are very dim. They may mention that this occurred after an OTA update. The dealer technician is advised to perform no repairs. The technician is advised that engineering is looking into a resolution and the resolution will be communicated through this PI or a bulletin when it becomes available.
PIT5913A2022-07-25. Service bulletin. This Preliminary information communicates a condtion where SD card removed is being displayed on the radio display intermittently. ThisPI advises that engineering is working on a fix for this issue
PIP5841A2022-06-13. Service bulletin. This Preliminary information communicates the potential for condensation to freeze up inside the Crankcase Pressure Sensor causing dtc P04FB to set.
070601016G2022-06-13. Service bulletin. This informational bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.