Fluid · Coolant
Coolant
for 1989 BMW 735i 3.4L I6 · RWD
Fluid Type
Ethylene glycol-based coolant 50/50 mix
Spec: BMW Coolant or equivalent phosphate-free
Capacity
12.7qt
12.01 L
Drain & Refill
11 qt
10.41 L
Change Interval
24,000 mi
38,616 km
Data quality
Book-style estimate
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Notes
System capacity approximately 12 liters. Use BMW-approved phosphate-free coolant.