GLC L4-1490cc 1.5L (1984)
Fluid - Differential: Specifications
The differential and transmission share the same lubricant.
All Seasons:
SAE 80W - 90
Above 0°F (-18°C):
SAE 90
Below 0°F (-18°C):
SAE 80W
Automatic transaxle fluid (M2C33F) is also used for some manual transaxles.