# Service bulletin TechTalk7766

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: 10182007
- Published by NHTSA: 2020\-11\-03
- Manufacturer's number: TechTalk7766
- Manufacturer's date: 2020\-10\-09
- NHTSA component: ELECTRICAL SYSTEM; VISIBILITY

## NHTSA's summary

Tech Talk discussion on Western Star wipers. Wipers won't turn off.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10182007-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10182007-9999.pdf)

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

## Components

Electrical system, Glass, wipers and mirrors

## Vehicles listed

- 2019 WESTERN STAR 5700

## Recalls for the same vehicles and component

- [2021697](/recalls/tc/2021697.md), 2021-11-12: Electrical
- [21V882000](/recalls/nhtsa/21V882000.md), 2021-11-12: ELECTRICAL SYSTEM:WIRING
- [2021172](/recalls/tc/2021172.md), 2021-03-24: Electrical
- [21V206000](/recalls/nhtsa/21V206000.md), 2021-03-24: ELECTRICAL SYSTEM:WIRING
- [2020217](/recalls/tc/2020217.md), 2020-05-18: Electrical
- [20V281000](/recalls/nhtsa/20V281000.md), 2020-05-18: ELECTRICAL SYSTEM:WIRING
- [19V792000](/recalls/nhtsa/19V792000.md), 2019-11-04: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REAR WINDOW
- [18V191000](/recalls/nhtsa/18V191000.md), 2018-03-26: ELECTRICAL SYSTEM:WIRING

## Other bulletins for the same vehicles and component

- [SBW83\-030](/bulletins/10214907.md), 2022-07-02, Service bulletin: VISIBILITY. Updated Western Star Service Bulletin for HVAC Actuator Replacement
- [ICI21\-030](/bulletins/10202728.md), 2021-11-03, Service bulletin: VISIBILITY. SF626 Western Star Window Replacement Inspection Notification. This letter is to inform you that Field Service Campaign SF626 Western Star Window Replacement Inspection Notification campaign was released.
- [SBW54\-080](/bulletins/10198595.md), 2021-06-29, Service bulletin: ELECTRICAL SYSTEM. Western Star Service Bulletin for Key Fob ID Retention. Key fobs for remote keyless entry on Western Star vehicles are delivered in packages that include a unique ID for the fob. The ID is required when pairing the key fob with a vehicle.
- [SS708\-WST2021](/bulletins/10198288.md), 2021-06-26, Service bulletin: ELECTRICAL SYSTEM. Western Star Service Solution for Low Voltage Disconnect \(LVD\) Troubleshooting: Western Star 5700 and New 4700.
- [WSTCAE170\-2019](/bulletins/10193761.md), 2021-05-18, Service bulletin: EQUIPMENT; EQUIPMENT:APPLIANCE:AIR CONDITIONER; VISIBILITY. New Valeo A/C Compressor
- [SBW54\-057](/bulletins/10189332.md), 2021-03-25, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM. Western Star Service Bulletin for Powernet Troubleshooting Guide \- Batteries, Path, Alternator, and Starter. When troubleshooting powernet issues, use the BCT\-460DTNA PowerNet Assessment Tool. As of May 29, 2018, the AutoMeter is the only Daimler\-approved tool for troubleshooting vehicle Powernet issues.
- [WP21\-007](/bulletins/10189319.md), 2021-03-24, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM. Warranty Policy Letter for battery tags. DTNA determined that since adopting the AutoMeter BCT\-460DTNA Powernet Assessment Tool \(AutoMeter\) as the required powernet system tester, not all battery tags have to be retained support Warranty\-related claims.
- [WI21\-006](/bulletins/10187444.md), 2021-02-26, Service bulletin: ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. Warranty Information Letter for Detroit NOx Sensor Circuit Fault Codes \- Claim Guidelines.
- [TechTalk7394](/bulletins/10186596.md), 2021-02-02, Service bulletin: ELECTRICAL SYSTEM; EQUIPMENT; LANE DEPARTURE. Tech Talk discussion on 2019 Western Start Door Speakers INOP. Also discusses Speaker interrupts for 2018 M2.
- [TechTalk7774](/bulletins/10182009.md), 2020-11-03, Service bulletin: VISIBILITY; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. Tech Talk discussion on SS 1034711 HADLEY MIRROR

JSON: [/v1/bulletins/10182007](/v1/bulletins/10182007)

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