Fluid · Automatic Transmission
Automatic Transmission
for 1975-1986 GMC C2500 6.6L V8 · 4WD
Fluid Type
Dexron II ATF
Spec: GM Dexron II
Capacity
12qt
11.35 L
Drain & Refill
5 qt
4.73 L
Change Interval
30,000 mi
48,270 km
Notes
TH350/TH400 typical. Total includes converter. Pan drop ~5qts
Other fluid systems on this vehicle
A/C Refrigerant
A/C Refrigerant
Brake Fluid
0.75 qt
Brake Fluid
0.75 qt
Coolant
24 qt
Coolant
24 qt
Engine Oil
5 qt
Engine Oil
5 qt
Front Differential
3.75 qt
Power Steering
2 qt
Power Steering
2 qt
Rear Differential
4.2 qt
Rear Differential
4.2 qt
Transfer Case
2.5 qt
Manual Transmission
3.5 qt
Manual Transmission
3.5 qt
Washer Fluid
4 qt
Washer Fluid
4 qt