Owner's Manual
Page 248
...add proper DEX-COOL@ the coolant mixtureut the surge tank, but only whenthe engine is in the engine coolant system. When you replace your thermostat, ACDelco@ an thermostat is recommended. 6-25 Coolant contains ethylene glycol, and itwill burn if the engine parts are hot enough. Your pressure capis a ...15 psi (105 kPa) pressure-type cap and must tightly installed to be burned you replace your surge tank pressure cap, a GM cap...
...add proper DEX-COOL@ the coolant mixtureut the surge tank, but only whenthe engine is in the engine coolant system. When you replace your thermostat, ACDelco@ an thermostat is recommended. 6-25 Coolant contains ethylene glycol, and itwill burn if the engine parts are hot enough. Your pressure capis a ...15 psi (105 kPa) pressure-type cap and must tightly installed to be burned you replace your surge tank pressure cap, a GM cap...