[chumlee]

I'm considering buying a 2017 540 with consistent oil changes, but one interval was overdue by 4k miles. This car is optioned with the B&W audio system; otherwise, I would look for another car. Below are the oil intervals. Would you buy it? How much damage or sludge would that mistake cause?

12/18/2017 (10,653) to 08/13/2018 (19,928):

Interval: 9,275 miles
08/13/2018 (19,928) to 04/29/2019 (29,445):

Interval: 9,517 miles
04/29/2019 (29,445) to 12/28/2019 (40,329):

Interval: 10,884 miles
12/28/2019 (40,329) to 10/12/2020 (48,549):

Interval: 8,220 miles
10/12/2020 (48,549) to 07/22/2021 (56,728):

Interval: 8,179 miles
07/22/2021 (56,728) to 05/03/2022 (64,771):

Interval: 8,043 miles
05/03/2022 (64,771) to 04/10/2023 (78,963):

Interval: 14,192 miles
04/10/2023 (78,963) to 11/09/2023 (88,026):

Interval: 9,063 miles
11/09/2023 (88,026) to 08/13/2024 (99,655):

Interval: 11,629 miles