Service bulletin T-SB-0171-16-Rev

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	10162255
Published by NHTSA	2019-07-08
Manufacturer's number	T-SB-0171-16-Rev
Manufacturer's date	2019-05-20
NHTSA component	POWER TRAIN

NHTSA's summary

TSB: REVISION NOTICE May 20, 2019 Rev2: ? Applicability has been updated to include 2018 ? 2019 model year Tacoma vehicles. September 1, 2017 Rev1: ? Applicability has been updated to include 2017 model year Tacoma vehicles. ? The Introduction, Production Change Information, and Repair Procedure sections have been updated. Any previous printed versions of this bulletin should be discarded. Some 2016 ? 2019 model year Tacoma vehicles equipped with an automatic transmission may exhibit a vibration felt in the seat, floorboard, and/or steering wheel between 10 ? 30 mph, caused by a driveline vibration under deceleration. Follow the Repair Procedure in this bulletin to address this condition. NOTE ? This Service Bulletin ONLY applies to 4WD models equipped with 6AT. Do NOT use the spring part number found in the Service Bulletin for ANY manual transmission vehicles or PreRunner models. This could lead to NEW, currently nonexistent issues. ? If the vehicle is installed with an aftermarket suspension/body lift or leveling kit, this Service Bulletin does NOT apply.

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

Vehicles listed
TOYOTA TACOMA	2016, 2017, 2018, 2019

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

Recalls for the same vehicles and component
2017290	2017-06-01. Powertrain
2017231	2017-04-27. Powertrain
17V285000	2017-04-27. POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT

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
TSB011219	2023-10-16. Service bulletin. TSB: Some 2005 ? 2023 model year Tacoma vehicles equipped with a manual transmission may exhibit a squeak or creak noise from the clutch pedal when it is depressed or released.
T-SB-0045-23	2023-08-28. Service bulletin. TSB: Some 2019 ? 2023 model year Tacoma Double Cab vehicles may exhibit a whine noise from the rear of the vehicle. This condition may occur while driving around 50 mph (80 kph) at constant speed, slight acceleration, or slight deceleration. This condition may be caused by rear differential vibration transferring through the chassis and body
T-SB-0124-20 Rev	2022-12-19. Service bulletin. TSB: Some 2016 ? 2023 model year Tacoma vehicles equipped with an automatic transmission (6AT) may exhibit a vibration under deceleration (coasting or braking) typically between 30 ? 10 mph. This vibration is felt in the seat, floorboard, and/or steering wheel. Follow the Repair Procedure in this bulletin to address this condition
T-TT-0705-22 Rev	2022-10-17. Service bulletin. TT: If you see this condition, please create a TAS case and contact TAS for instruction prior to diagnosing or repairing of the vehicle. If it is a weekend or holiday, continue with diagnosis and repair. Please save all parts and/or details and contact TAS on the next available workday.
TTT068422	2022-06-21. Service bulletin. TT: Water intrusion to the ADD actuator is currently being investigated as a cause of 4WD inoperative complaints. P17A0 and P17A4 DTCs may set for this condition but not always
T-SB-0043-20 Rev	2021-03-15. Service bulletin. TSB: Some 2016 ? 2020 model year Tacoma vehicles equipped with a 2GR-FKS engine and a manual transmission may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P211904 (ECM/PCM Throttle Actuator ?A? Control Throttle Body Range/Performance System Internal Failure) with vehicle entering limp mode. The Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM) logic has been modified to reduce the possibility of this condition. Follow the Repair Procedure in this bulletin to address this condition.
T-SB-0124-20	2021-02-16. Service bulletin. TSB: Some 2016 ? 2021 model year Tacoma vehicles equipped with an automatic transmission may exhibit a vibration under deceleration (coasting or braking) between 30 ? 10 mph. This vibration is felt in the seat, floorboard, and/or steering wheel. Follow the Repair Procedure in this bulletin to address this condition.
T-SB-0071-19 Obs	2021-02-01. Service bulletin. OBSOLETE NOTICE December 15, 2020: This bulletin is now obsolete. Please see T-SB-0124-20.
T-SB-0124-20	2021-02-01. Service bulletin. TSB: Some 2016 ? 2021 model year Tacoma vehicles equipped with an automatic transmission may exhibit a vibration under deceleration (coasting or braking) between 30 ? 10 mph. This vibration is felt in the seat, floorboard, and/or steering wheel. Follow the Repair Procedure in this bulletin to address this condition.
T-SB-0092-20	2020-10-26. Service bulletin. TSB: Some 2019 ? 2020 model year Tacoma vehicles equipped with a 2GR-FKS engine and an AC60 transmission may exhibit one or more of the following conditions: ?Lack of power ?Delay/Hesitation ?Frequent shift change The Engine Control Module/ECM (SAE term: Powertrain Control Module/PCM) logic has been modified to reduce the possibility of these conditions occurring. Follow the Repair Procedure in this bulletin to address these conditions.