Fluid · Automatic Transmission
Automatic Transmission
for 1986 GMC Suburban 454ci V8 · RWD
Fluid Type
Dexron II ATF
Spec: GM Type A Suffix A
Capacity
20qt
18.92 L
Drain & Refill
7 qt
6.62 L
Change Interval
50,000 mi
80,450 km
Data quality
Book-style estimate
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Notes
TH400 transmission. Total capacity includes torque converter