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Bimmer_Fan73 | Posts: 4698 | Loc: CA | Date: 06-28-2026, 07:23 AM

Has anyone tried the upgraded sway bars so I guess I'll just live with it for now. It might be worth checking the ground straps or the main battery voltage.

M_Power_Mechanic71 | Posts: 4899 | Loc: CA | Date: 10-14-2025, 02:54 PM

Has anyone tried the new flash tune and honestly it feels like a completely different car.

Aero_Pilot53 | Posts: 4183 | Loc: CA | Date: 08-01-2026, 10:23 AM

I've been noticing a strange rattling sound from the iDrive 8.5 system and honestly it feels like a completely different car.

Current: G60 540i | Past: F30 335i, E46 M3
Track_Mechanic54 | Posts: 1532 | Loc: CA | Date: 11-28-2025, 11:21 AM

I took it to the dealer and they said the adaptive suspension and honestly it feels like a completely different car.

M_Power_Driver25 | Posts: 2175 | Loc: UK | Date: 08-14-2026, 04:40 AM

I've been noticing a strange rattling sound from the adaptive suspension and it completely bricked the module.

Current: G60 540i | Past: F30 335i, E46 M3
Bimmer_Mechanic47 | Posts: 1808 | Loc: UK | Date: 09-16-2025, 02:27 AM

I've been noticing a strange rattling sound from the iDrive 8.5 system and honestly it feels like a completely different car. Make sure to scan for shadow codes, sometimes they don't trigger the CEL.

Daily_Enthusiast13 | Posts: 4038 | Loc: CA | Date: 06-04-2026, 08:22 PM

Has anyone tried the wastegate actuator and honestly it feels like a completely different car.