# Service bulletin PIE0661A

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.

- Type: Service bulletin
- NHTSA id: 10215772
- Published by NHTSA: 2022\-07\-18
- Manufacturer's number: PIE0661A
- Manufacturer's date: 2022\-02\-10
- NHTSA component: PARKING BRAKE:ELECTRICAL:CONTROL MODULE; UNKNOWN OR OTHER

## NHTSA's summary

Engineering Information.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10215772-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10215772-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Brakes, Parking brake

## Vehicles listed

- 2021 to 2022 BUICK ENVISION
- 2020 CADILLAC CT4
- 2020 CADILLAC CT5
- 2021 CADILLAC ESCALADE
- 2021 CADILLAC ESCALADE NA
- 2021 CHEVROLET SUBURBAN
- 2021 CHEVROLET TAHOE
- 2021 GMC YUKON XL

## Other bulletins for the same vehicles and component

- [PIC6516](/bulletins/10242292.md), 2023-09-18, Service bulletin: PARKING BRAKE. This Preliminary information communicates diagnostic tips for Advanced Parking Assist being inop.
- [22\-NA\-051](/bulletins/10209396.md), 2022-03-30, Service bulletin: PARKING BRAKE; EQUIPMENT; ELECTRICAL SYSTEM. This informational bulletin provides information for dealers/technicians on Changes to Park Assist and Reverse Automatic Braking for Certain 2022 Passenger Car, Crossover, SUV, and Truck Models Equipped with RPO 00Y and/or 00Z.

JSON: [/v1/bulletins/10215772](/v1/bulletins/10215772)

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