# Service bulletin LTB00990NAS4

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: 10142781
- Published by NHTSA: 2018\-07\-16
- Manufacturer's number: LTB00990NAS4
- Manufacturer's date: 2018\-05\-18
- NHTSA component: SERVICE BRAKES, AIR:DISC

## NHTSA's summary

Corrosion may be evident on the rear brake discs, which may also be accompanied by a grinding noise and/or vibration/judder while braking

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2018/MC-10142781-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2018/MC-10142781-0001.pdf)

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

## Components

Brakes

## Vehicles listed

- 2016 LAND ROVER DISCOVERY
- 2017 to 2018 LAND ROVER DISCOVERY
- 2015 LAND ROVER DISCOVERY SPORT
- 2016 to 2018 LAND ROVER RANGE ROVER EVOQUE

## Other bulletins for the same vehicles and component

- [TUCC\_AUG2025\_37](/bulletins/11022472.md), 2025-09-03, Other: SERVICE BRAKES. When pushing the rear brake caliper pistons back during a brake service, the caliper piston dust boot may become twisted or distorted if a twist method is used to retract the piston.
- [SSM76375ATT2 \- 04AUG25](/bulletins/11022424.md), 2025-09-03, Other: SERVICE BRAKES. Rear Brake Caliper Piston Dust Boot Distortion Risk
- [SSM76375ATT1 \- 04AUG25](/bulletins/11022423.md), 2025-09-03, Other: SERVICE BRAKES. Rear Brake Caliper Piston Dust Boot Distortion Risk
- [SSM76375 \- 04AUG25](/bulletins/11022421.md), 2025-09-03, Other: SERVICE BRAKES. Rear Brake Caliper Piston Dust Boot Distortion Risk
- [SSM76375 \- 04AUG25](/bulletins/11022420.md), 2025-09-03, Other: SERVICE BRAKES. Rear Brake Caliper Piston Dust Boot Distortion Risk
- [SFCC\_MAR2025\_20](/bulletins/11016648.md), 2025-04-07, Other: SERVICE BRAKES. There have been several FRED submissions for a customer allegation of brake judder/vibration.
- [SFCC\_MAR2025\_18](/bulletins/11016647.md), 2025-04-07, Other: SERVICE BRAKES. There have been several FRED submissions for a customer allegation of a brake noise concern.
- [SFCC\_MAR2025\_17](/bulletins/11016646.md), 2025-04-07, Other: SERVICE BRAKES. There have been several FRED submissions for a customer allegation of a rear brake warning being illuminated on the instrument cluster.
- [SSM73635\_11\_30\_2](/bulletins/10189069.md), 2021-03-15, Service bulletin: PARKING BRAKE. Issue: Vehicle fails PDI routine due to telematics will not activate ? e\-Call button fails to illuminate
- [SSM73487](/bulletins/10189065.md), 2021-03-15, Service bulletin: PARKING BRAKE; SEATS. The plastic cover of the front seat height adjuster lever on vehicles with manually adjustable seats can break on removal, leaving it loose when refitted and likely to become adrift \(see attachment\).

JSON: [/v1/bulletins/10142781](/v1/bulletins/10142781)

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