Service bulletin Parking Brake

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)
Type	Service bulletin
NHTSA id	10211573
Published by NHTSA	2022-05-09
Manufacturer's number	Parking Brake
Manufacturer's date	2018-01-16
NHTSA component	WHEELS; PARKING BRAKE

NHTSA's summary

American Honda (AHM) is investigating certain 2015 TLXs with a client reporting both rear wheels are locked up and/or the parking brake error message is displayed. To fully understand the cause of this occurrence, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind.

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, Wheels, Parking brake

Vehicles listed
ACURA TLX	2015

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
2015 TLX Brake J	2022-05-09. Service bulletin. American Honda (AHM) is investigating certain 2015 TLXs with a client reporting on ignition start, the Electronic Parking Brake (EPB) will not release causing one or both rear wheels not to move and/or "Check Parking Brake" warning message displays in MID. To fully understand the cause of this occurrence, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind.
Electronic Parki	2022-05-09. Service bulletin. American Honda (AHM) is investigating certain 2015 TLXs with a client reporting on ignition start, the Electronic Parking Brake (EPB) will not release causing one or both rear wheels not to move and/or "Check Parking Brake" warning message displays in MID. To fully understand the cause of this occurrence, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind.
BER15040A	2021-06-01. Service bulletin. Background American Honda (AHM) is investigating certain 2015 TLXs with a client reporting both rear wheels are locked up and/or the parking brake error message is displayed. To fully understand the cause of this occurrence, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind.
DLR-03-29-2016	2021-05-19. Service bulletin. Background American Honda (AHM) is investigating certain 2015 TLXs with a client reporting on ignition start, the Electronic Parking Brake (EPB) will not release causing one or both rear wheels not to move and/or "Check Parking Brake" warning message displays in MID. To fully understand the cause of this occurrence, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind.
DLR-02-19-2016	2021-05-19. Service bulletin. Background American Honda (AHM) is investigating certain 2015 TLXs with a client reporting on ignition start, the Electronic Parking Brake (EPB) will not release causing one or both rear wheels not to move and/or "Check Parking Brake" warning message displays in MID. To fully understand the cause of this occurrence, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind.
BER-15040A	2021-05-11. Service bulletin. American Honda (AHM) is investigating certain 2015 TLXs with a client reporting both rear wheels are locked up and/or the parking brake error message is displayed. To fully understand the cause of this occurrence, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind.
DLR MSG - Acura	2017-07-31. Service bulletin. Dealer message - 2015 TLX 9AT clients affected by Service Bulletin 14-050, Safety Recall: Transmission Does Not Engage Park will be sent notification letters starting the week of February 2nd. The letter will explain the reason for the recall and the recommendation to use the electric parking brake any time the vehicle is parked as a precaution. It also says to contact their dealer to make an appointment on or after February 23rd. A temporary service bulletin has been posted in the iN to provide instruction to your dealership for how to manage these clients prior to receipt of the final service bulletin and special tools required to perform the inspection and flush procedure. The temporary service bulletin will be replaced by the final service bulletin, which will include complete inspection and flushing procedures, on or before February 23rd.
DLR MSG - Acura	2017-07-31. Service bulletin. Dealer message - During the first week of February 2015, Acura TLX V6 owners with affected VINs will receive safety recall notices for a potential risk of vehicle roll away due to the transmission not physically shifting into Park when a driver selects Park on the gearshift selector.
Service Bulletin	2017-07-31. Service bulletin. Service bulletin - Acura has decided that a defect relating to motor vehicle safety exists in certain 2015 model year TLX vehicles. During installation of the park rod and the EPR (electric park release) shaft, there are two issues that may have occurred.
DLR MSG - Acura	2017-07-31. Service bulletin. Dealer message - During manufacturing of the 9-speed automatic transmission, it is possible that contamination may cause the parking pawl not to engage or the park rod may have been damaged during assembly and could dislodge, both of which can prevent the transmission from shifting into the Park position even if the driver has selected the Park position with the gear selector. Although the shift indicator will display "Park", the Park Lock may not engage allowing the vehicle to roll away, increasing the risk of a crash.