Engine Oil

1991 SG, SG/CD(Motor Oil, API Service SG/CD)
1986 Diesel engine CD, SF/CD(Motor Oil, API Service SF/CD)
1986-90 Gasoline engine SF/CD, SG; SF, SF/CC


Diesel Engines:
Above 0°F (-18°C) 15W-40
-13° to 68°F (-25° to 20°C) 10W-30
Below 68°F (20°C) 5W-30

Gasoline engine
Above 0°F (-18°C) 15W-40
-4° to 104°F (-20° to 40°C) 10W-30
Below 68°F (20°C) 5W-30