Originally Posted by papafrancisco
Where are the bleeder valves located on a 96 LT1? How much 50/50 GREEN coolant do I use? Do I fill with the rest with distilled water? Can't seem to find them in my FSM.
50/50 is usually the recommended mixture. If you top it off with water, distilled or otherwise, you'll dilute the coolant to less than 50/50. I think Prestone sells a 50/50 mix, top it off with that.