2021 Land Rover Defender Other or unknown Problems
- Complaints
- 4about this part
- Share
- 10%of 42 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 4 complaints about the other or unknown of the 2021 Land Rover Defender, 10% of the 42 complaints for this model year.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“On or about August 7 or 8, my wife was driving our vehicle when it suddenly stalled and stopped running. Prior to this incident, we received a warning that the battery was low and that the vehicle needed to be started immediately. On August 9, I replaced the battery. That same day, we contacted the dealership where we purchased the vehicle and reported the issue. We were advised not to drive the car and instead have it towed to the dealership for inspection. In researching the problem, I found information about recall N599, which involves vehicles of this model year suddenly stalling. …”
NHTSA complaint #11682718, filed 2025-08“Windshield has hairline and becomes 2 differnt hairlines after a small peeble hit it Now on my 3rd windshield it happened again another hailine crack that keeps growing Land rover does not want to be responsible”
NHTSA complaint #11497834, filed 2022-12Related service bulletins
- 11037119Aug 21, 2026TCU Activation Failure And InControl App Inoperative After Software Update
- 11037117Aug 21, 2026Air Conditioning Inoperative / Intermittent Operation
- 11035735Jul 22, 2026Intermittent Passive Entry Operation 24MY Or With New Service Smart Key Fob.
- 11035675Jul 20, 2026Exhaust System Oxygen (O2) Sensors - Extended Warranty
- 11035679Jul 6, 2026A low-speed ‘clonk’ type noise from the rear driveline, audible during low speed throttle inputs, often coupled with up/down gear changes. The noise is audible during normal road…
- 11034885Jun 16, 2026Software Over The Air (SOTA) updates are failing to complete. Specifically Vehicle Domain Controller (VDC) PIVI and Gateway Module A (GWM). These vehicles have now been stopped…
- 11033424May 16, 2026Software Over The Air (SOTA) updates are failing to complete. Specifically Vehicle Domain Controller (VDC) PIVI and Gateway Module A (GWM). These vehicles have now been stopped…
- 11033277May 15, 2026The transfer case clutch and / or All Wheel Drive (AWD) lock cannot perform as designed. This may show as a reduction in torque to the front axle during driving or as an…
- 11032359Apr 21, 2026Air Conditioning (AC) Inoperative.
- 11032424Apr 17, 2026Software Over The Air (SOTA) updates are failing to complete
Other or unknown: other model years
Other parts of the 2021 Land Rover Defender
16 complaintsVisibility (wipers, defrost, mirrors)
13 complaintsElectrical system
5 complaintsBody and structure
3 complaintsBack-over prevention (rear camera)
1 complaintsEngine
1 complaintsFuel system
1 complaintsLane departure
1 complaintsSteering
1 complaintsSuspension
1 complaints
← All problems reported for the 2021 Land Rover Defender
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology