Service bulletin 2053428/3

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	10179438
Published by NHTSA	2020-09-05
Manufacturer's number	2053428/3
Manufacturer's date	2020-08-03
NHTSA component	POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES

NHTSA's summary

Vibration noise from the powertrain when park or neutral is selected Customer statement / workshop findings: Vibration/Tizzing noise from the powertrain area when the vehicle is in Park or Neutral, the noise typically disappears in Drive Technical background: The noise is caused by contact between the transmission cooler pipes and the front subframe

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

Transmission and driveline, Automatic transmission

Vehicles listed
BENTLEY CONTINENTAL GT	2018, 2019, 2020 (the catalog's model; the bulletin names a series or trim of it)
BENTLEY CONTINENTAL GT CABRIO	2019, 2020 (the catalog's model; the bulletin names a series or trim of it)

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
2062259/4	2022-04-08. Service bulletin. Air suspension warning light within the DIP - DTC's P089200 - C104707 - C103B13 - Evident within Address 74. Customer statement / workshop findings: Air suspension warning light within the DIP Workshop findings: One or a combination of the DTCs shown below are evident within address 74 - P089200 - Symptom Code 3145792 - TCM Power Relay Sense Circuit Intermittent (Level Control Valves Open Circuit) - C103B13 - 3145909 - Solenoid for level control system Open circuit - C104707 - 3211279 - Level control valves mechanical malfunction Technical background: Refer to the Measure section of this TPI.
2061288/4	2021-10-06. Service bulletin. Various and/or numerous Transmission control module DTCs logged - V8 Kovomo engine. Customer statement: Drive system fault active on DIP. Workshop findings: Various and/or numerous Transmission control module DTCs logged. Technical background: Loose pins within the transmission link harness to the Mechatronic unit for dual clutch gearbox -J743- connections can lead to various and/or numerous Transmission control module DTCs being logged. Carry out the checks within the Measure section of this TPI noting the following: The steps within the Measure section are applicable to vehicles specified with or without the Otto Particulate Filter (OPF) also referred to as the Gasoline Particulate Filter (GPF) NOTE: OPF/GPF fitment is Region specific. Should any issues be evident and the vehicle is specified with (OPF/GPF) The operative should check to confirm if EB89 (SC21/08 is required) and conduct if applicable. In the event that EB89 (SC21/08)is not required and the symptoms described within this TPI are evident the onward instructions should be followed.
2060596/3	2021-10-06. Service bulletin. Transmission DTC - U040100 50273/C461 Invalid Data Received From ECM/PCM "A" Customer statement / workshop findings: Diagnostic Trouble Code (DTC) U040100 50273/C461 Invalid Data Received From ECM/PCM "A" stored within the Transmission Control Unit. Technical background: During Adaptive Cruise Control (ACC) brake to stop events, it is possible for the brake pressure to decay at a rate outside of specified parameters, DTC - U040100 50273/C461 Invalid Data Received From ECM/PCM "A" will therefore be stored within the Transmission Control Unit.
2062261/1	2021-03-04. Service bulletin. Bentayga - Air suspension warning light within the DIP - DTC P089200 Symptom Code 3145792 - Evident within Address 74. Customer statement: Air suspension warning light within the DIP Workshop findings: P089200 Symptom Code 3145792 - TCM Power Relay Sense Circuit Intermittent (Level Control Valves Open Circuit) Technical background: Refer to the Measure section of this TPI.