# Service bulletin TSN 32\-06 Airlin

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: 10151547
- Published by NHTSA: 2018\-12\-10
- Manufacturer's number: TSN 32\-06 Airlin
- Manufacturer's date: 2018\-08\-28
- NHTSA component: SUSPENSION

## NHTSA's summary

Technical Service Note: Airliner Rear Suspension Main Crossmember Fastener Replacement.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2018/MC-10151547-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2018/MC-10151547-0001.pdf)

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

## Components

Suspension

## Vehicles listed

- 2007 to 2019 FREIGHTLINER CASCADIA

## Recalls for the same vehicles and component

- [18V913000](/recalls/nhtsa/18V913000.md), 2018-12-19: SUSPENSION:FRONT:CONTROL ARM; STEERING:LINKAGES:TIE ROD ASSEMBLY; STEERING
- [2018395](/recalls/tc/2018395.md), 2018-07-30: Suspension
- [14V367000](/recalls/nhtsa/14V367000.md), 2014-06-25: SUSPENSION:FRONT; STEERING
- [13V627000](/recalls/nhtsa/13V627000.md), 2013-12-17: ELECTRICAL SYSTEM:WIRING; PARKING BRAKE; SUSPENSION:MULTIPLE AXLE
- [12V266000](/recalls/nhtsa/12V266000.md), 2012-06-12: SUSPENSION:FRONT
- [11V109000](/recalls/nhtsa/11V109000.md), 2011-02-23: SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY
- [2011075](/recalls/tc/2011075.md), 2011-02-21: Suspension

## Other bulletins for the same vehicles and component

- [SB32\-056](/bulletins/10208388.md), 2022-03-03, Service bulletin: SUSPENSION. Freightliner Service Bulletin for Front Spring Eye Bushing Replacement
- [SS3083\-FTL2021](/bulletins/10203755.md), 2021-12-02, Service bulletin: SUSPENSION. Service Solution for Aero Height Control Interfering with RDF Alignment. The Aerodynamic Height Control feature on the New Cascadia is a feature that raises and lowers the air suspension with relation to vehicle speed in order to reduce drag and achieve better fuel efficiency. The Hadley Smart Valve \(HSV\) is the module that makes this possible by applying and exhausting air from the rear axle suspension as necessary.
- [SS2083FTL2021](/bulletins/10199373.md), 2021-07-22, Service bulletin: SUSPENSION. Service Solution for Aero Height Control Interfering with RDF Alignment and 42/523004/13 and 232/524042/9 Active for vehicles equipped with Hadley Smart Valve. The Aerodynamic Height Control feature on the New Cascadia is a feature that raises and lowers the air suspension with relation to vehicle speed in order to reduce drag and achieve better fuel efficiency. The Hadley Smart Valve \(HSV\) is the module that makes this possible by applying and exhausting air from the rear axle suspension as necessary.
- [SS1033523](/bulletins/10195482.md), 2021-06-09, Service bulletin: SUSPENSION. Service Solution SS 1033523 Airliner Suspension Dump and Raise Functionality and Troubleshooting
- [FAB143](/bulletins/10193644.md), 2021-05-18, Service bulletin: SUSPENSION. Freightliner Action Bulletin FAB143 Load Transfer Suspension
- [TSN 32\-09](/bulletins/10193232.md), 2021-05-13, Service bulletin: SUSPENSION; EQUIPMENT. TSN for all Cascadia vehicles equipped with an Airliner rear suspension and the HD 6\-piece bolted style forward suspension crossmember \- Cascadia vehicles equipped with an Airliner rear suspension and the HD 6\-piece bolted style forward suspension crossmember.
- [TSN 32\-06 REV A](/bulletins/10193230.md), 2021-05-13, Service bulletin: SUSPENSION; EQUIPMENT. TSN for all Cascadia vehicles equipped with Airliner 40K and 40K extra duty rear suspensions \- Customer complaints of loose fasteners at the rear suspension crossmember where the c\-channel attaches to the gussets
- [TSN 31\-07](/bulletins/10193162.md), 2021-05-13, Service bulletin: SUSPENSION. The location of the EOF crossmsmber with respect to the centerline of the rear suspension is 1.0 inch \(25.4mm\) to far forward resulting in interference between the lower drop crossmember and rear suspension air spring. This condition can result in a failure of the rear suspension air spring \- TSN.
- [TechTalk6783](/bulletins/10182105.md), 2020-11-04, Service bulletin: SUSPENSION. Tech talk discussion on P4 adding suspension gauge.
- [CALFTL32\-008](/bulletins/10181323.md), 2020-10-19, Service bulletin: SUSPENSION. Customer Advisory Letter for Drive Axle Leaf Spring Pin Hex Nut Torque Inspection. Select New Cascadia vehicles may have been delivered to customers with insufficient torque applied to the hex nuts at the front of the spring hanger.

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