# Service bulletin LTB00557NAS5

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: 10136653
- Published by NHTSA: 2018\-05\-14
- Manufacturer's number: LTB00557NAS5
- Manufacturer's date: 2018\-03\-08
- NHTSA component: SUSPENSION; WHEELS

## NHTSA's summary

A 'knock' sound from the front suspension may be heard inside the vehicle when traveling over an uneven road surface. The sound may be noticeable, when one of the front wheels travels over a uneven surface while the opposite front wheel remains on a smooth surface.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2018/MC-10136653-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2018/MC-10136653-0001.pdf)

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

## Components

Suspension, Wheels

## Vehicles listed

- 2013 to 2017 LAND ROVER RANGE ROVER
- 2014 to 2017 LAND ROVER RANGE ROVER SPORT

## Recalls for the same vehicles and component

- [2025338](/recalls/tc/2025338.md), 2025-06-19: Suspension
- [2025289](/recalls/tc/2025289.md), 2025-05-29: Suspension
- [2025274](/recalls/tc/2025274.md), 2025-05-22: Suspension
- [2022668](/recalls/tc/2022668.md), 2022-11-23: Suspension
- [2015076](/recalls/tc/2015076.md), 2015-02-19: Wheels
- [15V092000](/recalls/nhtsa/15V092000.md), 2015-02-18: WHEELS:LUGS/NUTS/BOLTS/STUDS

## Other bulletins for the same vehicles and component

- [SSM71849](/bulletins/10239285.md), 2023-07-17, Service bulletin: SUSPENSION:FRONT:SPRINGS:AIR SUSPENSION SYSTEM; SUSPENSION; SUSPENSION:REAR:SPRINGS:AIR SUSPENSION SYSTEM. A customer may complain that either "Vehicle Raising In Progress" or "Suspension Will Rise When System Is Cooled" messages can be seen. Fault codes U210A \- 16 and C1A24 \- 67 may also be stored.
- [SSM44211](/bulletins/10239278.md), 2023-07-17, Service bulletin: SUSPENSION. A review of Front Lower Control Arm warranty returns from various markets has shown that arm assemblies have been incorrectly changed for knock issues when the front bush is cracked and should have been replaced as per Technical Service Bulletins LTB00204v4 and LTB00123v4.
- [SSM75824](/bulletins/10226073.md), 2022-11-08, Service bulletin: SUSPENSION. Chassis Control Module \(CHCM\) Suspension Warning on Cluster
- [LTB00557NAS3](/bulletins/10224573.md), 2022-10-24, Service bulletin: SUSPENSION; ELECTRONIC STABILITY CONTROL:AUTOMATIC \(ASC\). Technical Bulletin: Knock Sound From Front Suspension \(Onwards\)
- [LTB00557NAS2](/bulletins/10224572.md), 2022-10-24, Service bulletin: ELECTRONIC STABILITY CONTROL:AUTOMATIC \(ASC\); SUSPENSION. Technical Bulletin: Knock Sound From Front Suspension \(Onwards\)
- [LTB00557NAS1](/bulletins/10224571.md), 2022-10-24, Service bulletin: ELECTRONIC STABILITY CONTROL:AUTOMATIC \(ASC\); SUSPENSION. Technical Bulletin: Knock Sound From Front Suspension \(Onwards\)
- [LTB00401NAS4](/bulletins/10224499.md), 2022-10-24, Service bulletin: WHEELS; TIRES. Technical Bulletin: Wheel/Tire Balancing and Optimization
- [LTB00557NAS3](/bulletins/10214095.md), 2022-06-13, Service bulletin: ELECTRONIC STABILITY CONTROL:AUTOMATIC \(ASC\); SUSPENSION; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. Technical Bulletin: Knock Sound From Front Suspension \(Onwards\)
- [LTB00557NAS2](/bulletins/10214094.md), 2022-06-13, Service bulletin: EQUIPMENT ADAPTIVE/MOBILITY; ELECTRONIC STABILITY CONTROL:AUTOMATIC \(ASC\); SUSPENSION. Technical Bulletin: Knock Sound From Front Suspension \(Onwards\)
- [LTB00557NAS1](/bulletins/10214093.md), 2022-06-13, Service bulletin: ELECTRONIC STABILITY CONTROL:AUTOMATIC \(ASC\); SUSPENSION; EQUIPMENT. Technical Bulletin: Knock Sound From Front Suspension \(Onwards\)

JSON: [/v1/bulletins/10136653](/v1/bulletins/10136653)

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