# Service bulletin FT4655

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: 10168024
- Published by NHTSA: 2019\-11\-18
- Manufacturer's number: FT4655
- Manufacturer's date: 2019\-10\-01
- NHTSA component: POWER TRAIN

## NHTSA's summary

CNG Turbo Failure

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2019/MC-10168024-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2019/MC-10168024-9999.pdf)

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

## Components

Transmission and driveline

## Vehicles listed

- 2018 NOVA BUS LFS

## Other bulletins for the same vehicles and component

- [FT5409](/bulletins/10244336.md), 2023-10-29, Service bulletin: POWER TRAIN. A bad connection at the ZF transmission connector may cause the transmission to jerk when shifting or show the fault code 188.
- [PC1025R2](/bulletins/10205864.md), 2022-01-03, Service bulletin: ENGINE AND ENGINE COOLING; POWER TRAIN:AUTOMATIC TRANSMISSION:COOLER/RADIATOR:HOSES AND FITTINGS. Radiator leaking coolant
- [BS4864E](/bulletins/10177907.md), 2020-08-05, Service bulletin: STRUCTURE; POWER TRAIN:MANUAL TRANSMISSION:FLOOR SHIFT ASSEMBLY. Floor damage around the drive shaft access panel
- [FT4795](/bulletins/10173782.md), 2020-04-13, Service bulletin: EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; POWER TRAIN:AUTOMATIC TRANSMISSION. TCU Connector missing zip\-tie
- [LI4771E](/bulletins/10172391.md), 2020-03-09, Service bulletin: POWER TRAIN. Whenever experiencing multiple random transmission fault codes, it is advisable to inspect the N40216 transmission harness for chafing and, if wiring defects are found, to repair these defects. Note that not all transmission codes are caused by wiring issues
- [FT4717](/bulletins/10168028.md), 2019-11-18, Service bulletin: POWER TRAIN. Loctite was forgotten and torque was missed

JSON: [/v1/bulletins/10168024](/v1/bulletins/10168024)

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