# Service bulletin NTB18\-046a

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: 10143817
- Published by NHTSA: 2018\-08\-20
- Manufacturer's number: NTB18\-046a
- Manufacturer's date: 2018\-07\-17
- NHTSA component: ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN

## NHTSA's summary

2016\-2018 TITAN XD DIESEL; AIR CONDITIONING BLOWS HOT AIR AFTER EXTENDED IDLING OVER 100°F This bulletin applies only to vehicles equipped with a Cummins 5.0L V8 Diesel engine. This bulletin has been amended to change the Classification number. No other changes have been made. Please discard previous versions of this bulletin.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2018/MC-10143817-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2018/MC-10143817-0001.pdf)

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

## Components

Engine, Cooling fan, Cooling system

## Vehicles listed

- 2017 to 2018 NISSAN TITAN
- 2016 NISSAN TITAN XD

## Other bulletins for the same vehicles and component

- [NTB17\-053a](/bulletins/10161342.md), 2019-06-24, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. 2016\-2017 TITAN/TITAN XD; FAN COUPLING TICK / KNOCK IN COLD AMBIENT TEMPERATURES \(32°F \(0°C\) OR BELOW\) This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin.

JSON: [/v1/bulletins/10143817](/v1/bulletins/10143817)

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