BMW 8er G15 Limousine
Weaknesses, engine ratings and buying advice
Engine Ratings
Vehicle Weaknesses
| Weakness | Cost | |
|---|---|---|
| Laser headlights: extreme replacement cost when faulty The optional laser headlights cannot be repaired when faulty — they must be completely replaced. A single headlight costs around 5,700 € at BMW; total including fitting and calibration is 5,000–7,000 € per side. Symptoms: Headlight fault message, laser module not illuminating, high beam no longer working from 60,000 km | High | |
| Laser headlights: no replacement part under 5,000 € Like the G14, the G15's optional laser headlights cannot be repaired when faulty. A single headlight costs around 5,700 € plus ~1,000 € for fitting and programming. Symptoms: High beam fault in the computer, laser module not illuminating, calibration error after stone chip from 60,000 km | High | |
| Laser headlights: costly when faulty or after accident Like the G15, the G16's optional laser headlights cannot be repaired when faulty. A single headlight costs ~5,700 € plus fitting and programming. Symptoms: High beam fault in computer, laser module not illuminating, calibration error after stone chip from 60,000 km | High | |
| Comfort access: door handle electronics and CAN bus faults Faulty electronics in the comfort access door handle can cause a short circuit on the CAN bus line and elevated battery drain. Symptoms: 'Elevated battery drain' warning on startup, door doesn't open on touch from 50,000 km | Low | |
| iDrive 7: Apple CarPlay crashes and GPS failures The iDrive 7 system shows sporadic navigation and Apple CarPlay crashes. GPS coordinates occasionally shown incorrectly. System was not updated to OS8. Symptoms: Apple CarPlay freezes, navigation shows wrong position, sound system briefly drops out from 30,000 km | Low | |
| iDrive 7: navigation and Apple CarPlay instability iDrive 7 shows sporadic system crashes, incorrect GPS data, and Apple CarPlay freezing. System was not updated to iDrive OS8 even after the facelift. Symptoms: Apple CarPlay freezes, nav shows wrong position or crashes, audio briefly cuts out, TPMS warning without cause from 30,000 km | Low | |
| iDrive 7: navigation and CarPlay instability The G16's iDrive 7 shows the same stability issues as the G15: sporadic CarPlay crashes, GPS errors, and occasional audio dropouts. Symptoms: CarPlay freezes, navigation shows wrong position or crashes, audio drops during calls from 30,000 km | Low |
Frequently Asked Questions
What problems and weaknesses does the BMW 8er G15 Limousine have? +
Which engine is recommended? +
Is the BMW 8er G15 Limousine worth buying used? +
Last updated: February 2026 · All information without guarantee