# Service bulletin A002

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: 10169698
- Published by NHTSA: 2020\-01\-04
- Manufacturer's number: A002
- Manufacturer's date: 2019\-12\-19
- NHTSA component: EQUIPMENT ADAPTIVE/MOBILITY; STRUCTURE; EQUIPMENT

## NHTSA's summary

Non\-Safety Campaign \- Chassis may experience vibration and knocking noise due to excessive wear of the rear side gear pinion teeth.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2019/MC-10169698-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2019/MC-10169698-9999.pdf)

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

## Components

Body and frame, Equipment and accessories

## Vehicles listed

- 2019 KENWORTH T680
- 2019 KENWORTH T880

## Recalls for the same vehicles and component

- [2020551](/recalls/tc/2020551.md), 2020-11-12: Structure

## Other bulletins for the same vehicles and component

- [51\-013](/bulletins/10208770.md), 2022-03-04, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM. Due to major data carriers phasing out 3G networks, chassis currently utilizing first generation Peoplenet Mobile Gateway \(PMG001\) will experience severe 3G service degradation as early as January of 2022. Chassis currently utilizing 3G antennas as a primary antenna may experience this degradation
- [02\-160](/bulletins/10188550.md), 2021-03-10, Service bulletin: VISIBILITY; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; VISIBILITY:WINDSHIELD WIPER/WASHER. Information Only – Windshield washer pumps have a high No Trouble Found rate. Washer pumps may fail to spray due to a clogged filter.
- [51\-008](/bulletins/10186164.md), 2021-02-01, Service bulletin: EQUIPMENT. T680 predictive cruise control\(PCC\) incompatibility with cummins engine.
- [26\-037](/bulletins/10185190.md), 2021-01-06, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN; EQUIPMENT ADAPTIVE/MOBILITY. Fix\-As\-Fail \- Prior versions of Eaton Endurant transmission software may be prone to setting Linear Clutch Actuator \(LCA\) fault codes leading to possible LCA hardware replacement.
- [26\-035](/bulletins/10185189.md), 2021-01-06, Service bulletin: POWER TRAIN; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. Non\-safety campaign: Vehicles equipped with an Eaton Endurant 12 speed transmission may experience transmission service lamp activation, no gear engagement from neutral, and/or DTC 511 FMI 7 or 10 is set. Resolution is to update the transmission software and calibrations.
- [T010](/bulletins/10185188.md), 2021-01-06, Service bulletin: EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN. Non\-Safety Campaign – Vehicles with PACCAR transmissions may experience transmission service lamp activation, no gear engagement from neutral, and/or DTC 511 FMI 7 or 10 is set. Transmission software and shift calibration updates are available to resolve
- [37\-001](/bulletins/10179371.md), 2020-09-03, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Fix\-As\-Fail – The Master Switch Module \(MSM\) may lose dash switch memory and functionality when the battery disconnect switch is cycled. An improved MSM is available to resolve the issue.
- [43\-066](/bulletins/10173583.md), 2020-04-07, Service bulletin: STRUCTURE. DEF tank covers may become loose and potentially crack on vehicles built before October 2019 with DEF tank part number M86\-6221\-003\*\*\(TANK\-DEF MEDIUM ASSY\) and M86\-6222\-003\*\*\(TANK\-DEF LARGE, ASSY\). Resolution is to resolve the vibration on the tank cover by adding bottom tank washers.
- [32\-016](/bulletins/10173205.md), 2020-04-03, Service bulletin: EQUIPMENT. Information Only: Proper jump\-starting voltage will eliminate high voltage related issues and equipment damage.
- [52\-002](/bulletins/10169781.md), 2020-01-04, Service bulletin: EQUIPMENT. Fix\-As\-Fail \- DEA5XX radio may be locked in the ON position or stuck in hi volume. A software update is available to resolve this issue.

JSON: [/v1/bulletins/10169698](/v1/bulletins/10169698)

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