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Service bulletin PIE0605

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 id10187741
Published by NHTSA2021-03-01
Manufacturer's numberPIE0605
Manufacturer's date2020-12-09
NHTSA componentSERVICE BRAKES

NHTSA's summary

This engineering information (EI) Lite is requesting technicians follow the steps in this EI and submit a Field Product Report with the requested information and Submit in regards to a front brake noise Condition.

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

Brakes

Vehicles listed
BUICK ENCORE GX2020
CHEVROLET TRAILBLAZER2021

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

Recalls for the same vehicles and component
20204522020-09-24. Brakes
20V5880002020-09-24. SERVICE BRAKES

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
25-NA-0652025-04-24. Service bulletin. This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be sent for analysis.
21-NA-0432025-02-12. Service bulletin. This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
24-NA-0722024-12-10. Service bulletin. This technical bulletin provides a procedure a squeal noise heard from the front of the vehicle during light brake pedal application.
21-NA-0432024-12-10. Service bulletin. This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
24-NA-0722024-12-04. Service bulletin. This technical bulletin provides a procedure a squeal noise heard from the front of the vehicle during light brake pedal application.
24-NA-0722024-11-21. Service bulletin. This technical bulletin provides a procedure a squeal noise heard from the front of the vehicle during light brake pedal application.
22-NA-2442024-05-30. Warranty extension. This service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.
PIP5596A2024-04-15. Service bulletin. This Preliminary information communicates that when removing the fuel line jumper hose care should be taken to be sure the line is reinstalled correctly to avoid a no/low fuel pressure situation.
20-NA-1212024-03-06. Service bulletin. This service bulletin provides a procedure to locate and fix a possible leak in the roof area due to missing sealant to correct customer concerns of Various Electrical Issues, No Start, Stall, Brake Lamp Not Off, Radio Inoperative, Remote Key Inoperative, Malfunction Indicator Lamp (MIL) Illuminated with Possible DTCs.
22-NA-0952023-10-25. Service bulletin. This service bulletin provides repair information to correct a customer concern of hearing a front brake squeal noise during light brake pedal application.