Oliver Hart, 30, appeared at Kingston-upon-Thames Crown Court on Friday where he admitted conspiracy to steal in relation to an alleged car theft operation running between January and July last year.
He also pleaded guilty to conspiracy to burgle in connection with 11 electric bikes from Velospeed, in Thatcham, Berkshire, between June 14 and June 17 2021.
Hart appeared at the south-west London court alongside several co-defendants, speaking only to confirm his name and enter guilty pleas.
He is one of a number of defendants who have pleaded guilty to charges in relation to the alleged car theft operation.
Other defendants, including Ryan Crafts, 29, from Wokingham, Berkshire, and Charlie Kavanagh, 27, from Ashford, Surrey, have pleaded not guilty.
Judge Anne Brown listed their trial date for September 4 2023.
Those who have pleaded guilty, including Hart, are expected to be sentenced after the trial has concluded, the court heard.
Police were called to Mr Donnelly’s west London home in the early hours of April 6 2021.
The I’m A Celebrity … Get Me Out Of Here! presenter, his wife and their three-year-old daughter were reportedly asleep at the time.
No vehicles were taken.