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Service bulletins for the 2020 Land Rover Defender

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.

554 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Brakes are shown. Show all

Bulletins, newest first
TUCC_AUG2025_372025-09-03. 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 - 04AUG252025-09-03. Other. SERVICE BRAKES. Rear Brake Caliper Piston Dust Boot Distortion Risk
SSM76375ATT1 - 04AUG252025-09-03. Other. SERVICE BRAKES. Rear Brake Caliper Piston Dust Boot Distortion Risk
SSM76375 - 04AUG252025-09-03. Other. SERVICE BRAKES. Rear Brake Caliper Piston Dust Boot Distortion Risk
SSM76375 - 04AUG252025-09-03. Other. SERVICE BRAKES. Rear Brake Caliper Piston Dust Boot Distortion Risk
SFCC_MAR2025_202025-04-07. Other. SERVICE BRAKES. There have been several FRED submissions for a customer allegation of brake judder/vibration.
SFCC_MAR2025_182025-04-07. Other. SERVICE BRAKES. There have been several FRED submissions for a customer allegation of a brake noise concern.
SFCC_MAR2025_172025-04-07. Other. SERVICE BRAKES. There have been several FRED submissions for a customer allegation of a rear brake warning being illuminated on the instrument cluster.
SSM761862024-10-07. Other. SERVICE BRAKES. Clicking Ticking Noise from Front Axle While Turning Left or Right and Full Lock at Low Speeds
S014SOTA4.1.1v32024-01-09. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM; SERVICE BRAKES, AIR:ANTILOCK; BACK OVER PREVENTION: SENSING SYSTEM: CAMERA; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Enhancements to the following systems: Wireless Device Charger, High Voltage (HV) Battery Charge Control, Sound System, ABS (Anti-Lock Braking System), Belt Integrated Starter PHEVs, Rear Camera for cars without 360 view.
NAS21.12.0062022-01-08. Service bulletin. SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT; ELECTRICAL SYSTEM. MALFUNCTION INDICATOR LAMP (MIL) NOT ILLUMINATING
N644NAS12022-01-08. Service bulletin. SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT; ELECTRICAL SYSTEM. MALFUNCTION INDICATOR LAMP (MIL) NOT ILLUMINATING
SFCC_SEP202033342020-10-08. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; SERVICE BRAKES. Customers may report a thumping or judder type noise while braking.
SSM749882020-09-08. Service bulletin. SERVICE BRAKES, HYDRAULIC. DTC C055E-7A (Brake Hydraulic Circuit “A” Leak – Fluid Leak or Seal Failure) requires a system “Self-Check” to be carried out before clearing the DTC and extinguishing the warning lights.
SFCC Jul20_362020-08-07. Service bulletin. SERVICE BRAKES, AIR:DISC:PADS. Customers may report a thumping or judder type noise while braking.
SSM74874ATT32020-08-07. Service bulletin. SERVICE BRAKES, HYDRAULIC. Brake noise felt through the floor during braking.
SSM74874ATT22020-08-07. Service bulletin. SERVICE BRAKES, HYDRAULIC. Brake noise felt through the floor during braking.
SSM74874ATT12020-08-07. Service bulletin. SERVICE BRAKES, HYDRAULIC. Brake noise felt through the floor during braking.
SSM748742020-08-07. Service bulletin. SERVICE BRAKES, HYDRAULIC. Brake noise felt through the floor during braking.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.