Why do Jubilee Line trains make that noise?

What was wrong with the Jubilee line? [1996 Stock 2019 defect]

Passengers smash windows to escape London tube train

Central line train with jubilee line train motors

* VERY RARE * Jubilee Lines with Severe Delays

London Underground Jubilee Line: Whole Line Ride Stanmore to Stratford 28 December 2022

North Greenwich Station (Jubilee Line)

2004 / 2005 / 2006: UK: Planned LUL Jubilee Line Changes to Rolling Stock.

London Underground train driver accidentally takes commuters to abandoned station closed for 25 yrs

Weird Motor Sounds on the Jubilee Line (in was raining 🌧️) #london #train #londonunderground

London Underground Jubilee Line Extravaganza 15 November 2022

⚠️ Activating The Passenger Emergency Alarm On The Jubilee Line ⚠️ (21.10.2021)

Jubilee Line | This Train Terminates at LONDON BRIDGE

Well they're minor delays on the Jubilee line

how to safely retrieve something dropped on London Underground tracks.

Jubilee Line Train Drivers Announcements For Delays

Jubilee Line #Train Arriving Into Waterloo Station on the #TFL London Underground #trainspotting

London Underground Jubilee Line 1996ts (96005) Baker St. - West Hampstead (With Delays)

jubilee line closure announcement on the district line #shorts

#london #underground #londontrain #londonunderground