# Service bulletin SF664

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: 10241576
- Published by NHTSA: 2023\-09\-02
- Manufacturer's number: SF664
- Manufacturer's date: 2023\-08\-07
- NHTSA component: VISIBILITY; EQUIPMENT

## NHTSA's summary

Field Service Campaign for Auxiliary Heater

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10241576-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10241576-9999.pdf)

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

## Components

Equipment and accessories, Glass, wipers and mirrors

## Vehicles listed

- 2023 FREIGHTLINER CASCADIA
- 2023 FREIGHTLINER CORONADO
- 2023 WESTERN STAR 49X
- 2023 WESTERN STAR 57X

## Recalls for the same vehicles and component

- [2023046](/recalls/tc/2023046.md), 2023-02-09: Accessories
- [23V063000](/recalls/nhtsa/23V063000.md), 2023-02-09: EQUIPMENT

## Other bulletins for the same vehicles and component

- [TSB\-83\-163\-FTL](/bulletins/11038001.md), 2026-10-05, Service bulletin: VISIBILITY/WIPER. Technical Service Bulletin for HVAC Stops Cooling
- [FleetCom\_Hood Tilt CPC](/bulletins/11030686.md), 2026-04-03, Other: VISIBILITY/WIPER. Fleet Communications for Hood Tilt CPC update and OI Comfort Mode parameters
- [SS3076\-FTL](/bulletins/11024972.md), 2025-11-05, Other: VISIBILITY/WIPER. Service Solution for P4 Main Mirror Arm Covers Loose \- Falling Off
- [CXA\_8\_25\_HVAC Stops](/bulletins/11022337.md), 2025-09-02, Other: VISIBILITY/WIPER. CX Advocate for HVAC stops cooling \(TSB\-83\-163\-FTL\)
- [TSB83\-163\-FTL](/bulletins/11021225.md), 2025-08-02, Service bulletin: VISIBILITY/WIPER. Technical Service Bulletin for HVAC Stops Cooling
- [SS3142\-FTL](/bulletins/11011107.md), 2024-12-04, Other: LANE DEPARTURE: BLIND SPOT DETECTION; ENGINE; VISIBILITY/WIPER. Service Solution for J1939 CAN issues for vehicles equipped w/ Bendix Side Radar w/ expanded field of view
- [MYCOM\_07192024\-2](/bulletins/11005472.md), 2024-08-02, Other: VISIBILITY/WIPER. My Communications for New Espar HS3 Heater and Extreme Insulation
- [SF673](/bulletins/10252334.md), 2024-04-02, Service bulletin: EQUIPMENT. Field Service Campaign for Common Telematics Platform \(CTP\) Installation and Initialization
- [SF679](/bulletins/10251209.md), 2024-03-06, Service bulletin: EQUIPMENT. Revised Field Service Campaign for Virtual Technician Module. REVISION: The parts table has been updated.
- [ICI24\-004](/bulletins/10251201.md), 2024-03-06, Service bulletin: EQUIPMENT. Important Campaign Information letter for SF679 Bulletin Revision. REVISION: The parts table has been updated.

JSON: [/v1/bulletins/10241576](/v1/bulletins/10241576)

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