# Service bulletin 508971

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: 10208715
- Published by NHTSA: 2022\-03\-04
- Manufacturer's number: 508971
- Manufacturer's date: 2022\-02\-23
- NHTSA component: VEHICLE SPEED CONTROL

## NHTSA's summary

Notice for certain vehicles: Due to the way in which this vehicle was configured, the vehicle does not display the Cruise Control telltale on the instrument cluster when the Cruise Control system is turned On. All other Cruise Control functionality works as intended, including the driver’s ability to disable Cruise Control by engaging the brakes.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10208715-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10208715-9999.pdf)

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

## Components

Throttle and cruise control

## Vehicles listed

- 2022 FREIGHTLINER 108SD
- 2022 FREIGHTLINER 114SD
- 2022 FREIGHTLINER CASCADIA
- 2022 WESTERN STAR 47X
- 2022 WESTERN STAR 49X

## Other bulletins for the same vehicles and component

- [ICI24\-007](/bulletins/10251203.md), 2024-03-06, Service bulletin: VEHICLE SPEED CONTROL. Important Campaign Information letter for SF669 Campaign Suspended
- [SF669](/bulletins/10248135.md), 2024-01-05, Service bulletin: VEHICLE SPEED CONTROL. Field Service Campaign for Adaptive Cruise Control
- [SF661\_V2](/bulletins/10235656.md), 2023-05-04, Service bulletin: VEHICLE SPEED CONTROL. Revised Freightliner and Western Star Field Service Campaign for Freightliner and Western Star Trucks with Cummins Engines, Cruise Control Indicator Light
- [SF661](/bulletins/10233403.md), 2023-04-07, Service bulletin: VEHICLE SPEED CONTROL. Revised Field Service Campaign for Freightliner \& Western Star Trucks with Cummins Engines \- Cruise Control Indicator Light
- [SF661](/bulletins/10226988.md), 2022-12-03, Service bulletin: VEHICLE SPEED CONTROL. Field Service Campaign for Freightliner and Western Star Trucks w Cummins Engines \- Cruise Control Indicator Light
- [SS3109\-FTL2022](/bulletins/10222238.md), 2022-10-04, Service bulletin: VEHICLE SPEED CONTROL. Service Solution for New Cascadia Low PowerComplaint. When additional floor heat insulation is ordered, the throttle pedal in some cases \(when the throttle is fully depressed\) may not reach 100% \(full throttle\). This can also occur if aftermarket floor mats are added to the vehicle.

JSON: [/v1/bulletins/10208715](/v1/bulletins/10208715)

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