# Service bulletin NTB21\-073A

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: 10222867
- Published by NHTSA: 2022\-10\-14
- Manufacturer's number: NTB21\-073A
- Manufacturer's date: 2022\-10\-05
- NHTSA component: POWER TRAIN

## NHTSA's summary

HESITATION AND/OR SHIFT SHOCK This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10222867-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10222867-9999.pdf)

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

## Components

Transmission and driveline

## Vehicles listed

- 2020 to 2021 NISSAN FRONTIER

## Recalls for the same vehicles and component

- [22V671000](/recalls/nhtsa/22V671000.md), 2022-09-07: POWER TRAIN:AUTOMATIC TRANSMISSION
- [22V457000](/recalls/nhtsa/22V457000.md), 2022-06-24: POWER TRAIN:AUTOMATIC TRANSMISSION

## Other bulletins for the same vehicles and component

- [NTB20\-077A](/bulletins/11006459.md), 2024-08-16, Service bulletin: POWER TRAIN. 9 SPEED A/T VALVE BODY \(CONTROL VALVE TCM\) REPLACEMENT This bulletin is no longer active. Please discard previous versions of NTB20\-077.
- [NTB12\-055J](/bulletins/10233904.md), 2023-04-06, Service bulletin: POWER TRAIN. CLICKING NOISE FROM FRONT OR REAR AXLE DURING TAKE\-OFF/ACCELERATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
- [NTB22\-101](/bulletins/10227268.md), 2022-12-06, Service bulletin: POWER TRAIN. DRIVE SHAFT BOOT SERVICE INFORMATION SERVICE INFORMATION If a Drive Shaft \(Axle Shaft\) Boot on an APPLIED VEHICLE is found to be leaking grease, AND There is no abnormal noise or obvious CV Joint risk due to water intrusion and/or complete grease loss, check for REPAIR KIT\-DUST BOOT \(CV Joint Boot Kit\) availability. • If there is a REPAIR KIT\-DUST BOOT \(CV Joint Boot Kit\) available for the vehicle being repaired, do NOT replace the axle. Install a new boot kit following the procedure in the ESM. o Refer to the ESM: TRANSMISSION \& DRIVELINE \> FRONT AXLE \> REMOVAL AND INSTALLATION \> FRONT DRIVE SHAFT BOOT o If the complete axle \(drive shaft\) is replaced when only a new boot is required, the over\-repair may be charged back to the dealer. • If there is NOT a REPAIR KIT\-DUST BOOT \(CV Joint Boot Kit\) available for the vehicle being repaired, refer to the ESM for further diagnostic information. IMPORTANT: When servicing vehicles with staked axle nuts, refer to NTB21\-013 to prevent Drive Shaft thread damage.
- [NTB22\-092](/bulletins/10226062.md), 2022-11-07, Service bulletin: POWER TRAIN. MIL ON WITH GEAR RATIO DTCS STORED IN THE TCM SERVICE INFORMATION If one or more of the following DTCs is stored in the TCM as current or past, please check Service COMM or Dealer Business Systems \(DBS\) National Service History to confirm if campaign R22B1 or R22A9 has been applied. • P0731 – 1GR INCORRECT RATIO • P0732 – 2GR INCORRECT RATIO • P0733 – 3GR INCORRECT RATIO • P0734 – 4GR INCORRECT RATIO • P0735 – 5GR INCORRECT RATIO • P0729 – 6GR INCORRECT RATIO • P076F – 7GR INCORRECT RATIO • P07D9 – 8GR INCORRECT RATIO • P07F6 – 9GR INCORRECT RATIO • P0893 – MULTIPLE GEARS ENGAGED 1. Has campaign R22B1 or R22A9 and the drive cycle \(after performing the campaign\) on page 2 of this bulletin already been completed? • No: a. Complete the related campaign. b. Perform the drive cycle on page 2, and then proceed to step 2. • Yes: Proceed to step 2. 2. If one or more of the DTCs, listed above are still being stored as current or past, refer to the ESM for further diagnostic information not covered by this bulletin.
- [NTB21\-086A](/bulletins/10222868.md), 2022-10-14, Service bulletin: POWER TRAIN. A/T WARNING LIGHT IS ON WITHOUT PAST OR CURRENT DTC STORED This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
- [NTB22\-087](/bulletins/10222725.md), 2022-10-07, Service bulletin: POWER TRAIN. NOISE AND/OR VIBRATION FROM FRONT OR REAR PROPELLER SHAFT SERVICE INFORMATION If you confirm abnormal noise and/or vibration is coming from the front or rear propeller shaft of an APPLIED VEHICLE, inspect the propeller shaft journals \(U\-Joints\) for binding and/or abnormal noise before replacing the propeller shaft. If binding and/or abnormal noise is confirmed from the propeller shaft U\-Joints, replace the propeller shaft U\-Joints. Refer to the ESM for the propeller shaft U\-Joint replacement procedure. NOTE: Replacement of the propeller shaft due to noise and/or vibration caused by the propeller shaft U\-Joints may result in warranty charge back.
- [NTB12\-055I](/bulletins/10222714.md), 2022-10-07, Service bulletin: POWER TRAIN. CLICKING NOISE FROM FRONT OR REAR AXLE DURING TAKE\-OFF/ACCELERATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
- [REVISION 2 PC916](/bulletins/10220253.md), 2022-09-17, Service bulletin: POWER TRAIN. Automatic Transmission REVISED September 2, 2022 Please discard earlier versions of this bulletin. The announcement from August 29, 2022 has been revised to include the following: • Affected population added • SERVICE COMM activation date added • Frequently Asked Questions \(FAQ\) section added • Campaign ID added
- [REVISION 1 2020\-](/bulletins/10218979.md), 2022-08-31, Service bulletin: POWER TRAIN. Automatic Transmission REVISED August 29, 2022 Please discard earlier versions of this bulletin. The announcement from August 25, 2022 has been revised to include the following: • This Quality Assurance Hold has been amended to include all 2023 Nissan Z vehicles equipped with automatic transmission.
- [2020\-22 Frontier](/bulletins/10218938.md), 2022-08-30, Service bulletin: POWER TRAIN. Transmission \*\*\*\*\*Dealer Announcement\*\*\*\*\* Nissan is committed to a high level of customer service and satisfaction. This commitment requires Nissan to periodically place certain vehicles on temporary Quality Assurance \(QA\) Hold to ensure that these vehicles, as delivered to our customers, meet our exacting standards and our customers’ expectations. Effective immediately, Nissan is placing a temporary Quality Assurance Hold on all 2020\-2022 Nissan Frontier and 2020\-2023 Nissan Titan vehicles due to an investigation of a potential transmission issue. Affected vehicles are subject to stop sale and are either currently in dealer inventory or assigned and in transit to the dealer. Dealers may continue to repair vehicles subject to Recall R22A1 and R22A7; however these vehicles are subject to this quality hold after repair. \*\*\*\*\*What Dealers Should Do\*\*\*\*\* 1. Please do not drive, loan, rent, sell or trade the specific vehicles in dealer inventory subject to this quality hold. 2. Nissan is currently investigating a potential concern with the transmission. Additional information on next steps will be provided as soon as possible.

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