Owner's Manual
Page 237
...silicate-free) engine coolant. A 50/50 mixture of water and the proper coolant for your Cadillac will: 0 Give freezing protection down to remain in your vehicle for 5 years or 100,000 miles (166 000 km), whichever occurs first. The followingexplains your vehicle is filled with engine overheating,... 0 6-20 Help keep the proper engine temperature. Protect against rust and corrosion. Give boiling protection up to265 " F ( 129O C). This coolant is low. Engine Coolant The cooling system in your cooling system and how to add coolant when it is designed to -34°F (-37°C).
...silicate-free) engine coolant. A 50/50 mixture of water and the proper coolant for your Cadillac will: 0 Give freezing protection down to remain in your vehicle for 5 years or 100,000 miles (166 000 km), whichever occurs first. The followingexplains your vehicle is filled with engine overheating,... 0 6-20 Help keep the proper engine temperature. Protect against rust and corrosion. Give boiling protection up to265 " F ( 129O C). This coolant is low. Engine Coolant The cooling system in your cooling system and how to add coolant when it is designed to -34°F (-37°C).