# Service bulletin CALFTL54\-037

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: 11017527
- Published by NHTSA: 2025\-05\-02
- Manufacturer's number: CALFTL54\-037
- Manufacturer's date: 2025\-04\-23
- NHTSA component: EXTERIOR LIGHTING

## NHTSA's summary

Customer Advisory Letter for Accent Light Issue Instructions

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2025/MC-11017527-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2025/MC-11017527-9999.pdf)

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

## Components

Lighting

## Vehicles listed

- 2026 FREIGHTLINER CASCADIA

## Recalls for the same vehicles and component

- [25V187000](/recalls/nhtsa/25V187000.md), 2025-03-25: EXTERIOR LIGHTING:BRAKE LIGHTS; FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING

## Other bulletins for the same vehicles and component

- [CXA 09\_26\_Trn Signal,DRL](/bulletins/11038016.md), 2026-10-05, Other: EXTERIOR LIGHTING. CX Advocate for Cascadia Fifth Gen turn signal DRL \(CAL FTL 54\-043\)
- [FleetCom 1\_Trn Signal,DRL](/bulletins/11035541.md), 2026-08-03, Other: EXTERIOR LIGHTING. Fleet Communications for Cascadia Fifth Gen turn signal DRL
- [CAL FTL 54\-043\_REV2](/bulletins/11035539.md), 2026-08-03, Other: EXTERIOR LIGHTING. Revised Customer Advisory Letter for 5th Generation Cascadia Headlamp Turn Signal Not Functioning
- [CAL FTL 54\-043\_REV1](/bulletins/11035523.md), 2026-08-03, Other: EXTERIOR LIGHTING. Revised Customer Advisory Letter for 5th Generation Cascadia Headlamp Turn Signal Not Functioning
- [CAL FTL 54\-043](/bulletins/11035522.md), 2026-08-03, Other: EXTERIOR LIGHTING. Customer Advisory Letter for 5th Generation Cascadia Headlamp Turn Signal Not Functioning
- [FleetCom 1\_Trn Signal,DRL](/bulletins/11034530.md), 2026-07-06, Other: EXTERIOR LIGHTING. Fleet Communications for Cascadia Fifth Gen turn signal DRL
- [CXA 06\_26\_Utility Lamp](/bulletins/11034519.md), 2026-07-06, Other: EXTERIOR LIGHTING. CX Advocate for Utility Lamp water intrusion
- [FleetCom 1 Trn Signal.DRL](/bulletins/11033101.md), 2026-06-01, Other: EXTERIOR LIGHTING. Fleet Communications for Fifth Gen Cascadia Turn Signal/DRL

JSON: [/v1/bulletins/11017527](/v1/bulletins/11017527)

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