Overview
Community orientation
The G70 7-Series flagship saloon with the B58 six petrol (735i/740i) and the B57 diesel (740d), ZF 8-speed automatic. The 760i's S68 V8 and the electric i7 are outside this catalog. Editorial summary, not a reliability rating; facts below.
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Filtered: B58 · 3.0L petrol (B58).
Known issues
Sorted by severity. Tap an issue to reveal its symptom, repair and what to check.
Engines & reliability
Tap a row to filter the issues to that engine.
Pre-purchase checklist
Test drive
- ☐Assess shift quality and D/R engagement when warm
Maintenance
Key service intervals — vary by engine and driving conditions.
ItemIntervalCost
Brake fluid~2 years
Engine oil and filter12,000–15,000 km