The service and repair manual for the 2020 BMW M8 — the 4.4L V8 engine, 4 trims. Matched to this exact model year, so the specifications and sequences are the ones BMW published for your car, not figures carried over from a neighbouring year.
01 / FitmentWhat this manual covers
| Model year | 2020 |
|---|---|
| Engines | 4.4L V8 — 268 cu in, DOHC, turbocharged |
| Trims | Competition Coupe 2-Door · Base Convertible 2-Door · Competition Convertible 2-Door · Base Coupe 2-Door |
| Other 2020 M8 variants | M8 Gran Coupe → |
| Federal record | 3 recalls · 8 complaints · 180 technical service bulletins (refreshed 2026-08-21) |
02 / InsideSample pages from the 2020 M8 manual






03 / ContentsSections in the manual
- Quick Lookups 21
- Engine Performance 951
- Accessories & Equipment 4,169
- General Information 2,531
- Body & Frame 2,716
- Heating, Ventilation & A/C (HVAC) 417
- Brakes 454
- Maintenance 70
- Collision 331
- Restraints 581
- Drivelines & Axles 830
- Steering 387
- Electrical 1,242
- Suspension 452
- Engine Mechanical 1,418
- Transmission 213
04 / Known issuesRecalls on federal record for the 2020 M8
- Back Over Prevention — sensing system › camera · 21V096000If the driver relies on only the rearview camera image, the missing or reduced rearview image view c.
- Power Train — automatic transmission · 19V883000An electrical short circuit can cause the transmission to shift to neutral resulting in a loss of pr.
- Service Brakes, Hydraulic · 21V062000A loss of abs and a reduction in braking assistance can increase the risk of a crash.
Owners have filed 8 complaints and BMW has issued 180 technical service bulletins for the 2020 M8. The manual carries the manufacturer's diagnostic and repair procedures behind these systems.
FAQQuestions about the 2020 M8 manual
Is this manual specific to the 2020 M8?
Yes. It is the OEM manual matched to the 2020 model year, covering the 4.4L V8 across the Competition Coupe 2-Door, Base Convertible 2-Door, Competition Convertible 2-Door, Base Coupe 2-Door trims. Specifications and procedure sequences are the ones BMW published for this year.
What 2020 M8 problems does it help with?
3 recalls are on federal record for the 2020 M8, covering back over prevention, power train, service brakes, hydraulic. The manual carries the manufacturer's diagnostic and repair procedures for those systems; the recall repairs themselves are done free by BMW dealers.
Does it include 2020 M8 wiring diagrams?
Yes — the complete wiring diagrams for the 2020 build, alongside repair procedures, specifications and diagnostics.
Is it a subscription?
No. $40.99 once and the manual is yours. It is a digital manual — nothing ships; access details arrive by email after checkout and it works on any device.
RelatedOther M8 years and 2020 BMW models
2024 M8 · 2023 M8 · 2022 M8 · all 4 years
2020 BMW 118i · 2020 BMW 120i · 2020 BMW 220i · 2020 BMW 228i xDrive Gran Coupe · 2020 BMW 230i · 2020 BMW 230i xDrive · 2020 BMW 320i · 2020 BMW 330e · 2020 BMW 330i · 2020 BMW 330i xDrive · 2020 BMW 420i · 2020 BMW 420i Gran Coupe · every 2020 model