Owner's Manual
Page 199
So use the recommended coolant. 1. You can freeze and crack the engine, radiator, heater core and other parts. NOTICE: In cold weather, water can remove the coolant surge tank pressure cap when the cooling system,including the coolant surge tank pressurecap and upper radiator hose, is no longer hot. Turn the pressure capslowly about one-quarter turn tothe left and then stop. 5-17
So use the recommended coolant. 1. You can freeze and crack the engine, radiator, heater core and other parts. NOTICE: In cold weather, water can remove the coolant surge tank pressure cap when the cooling system,including the coolant surge tank pressurecap and upper radiator hose, is no longer hot. Turn the pressure capslowly about one-quarter turn tothe left and then stop. 5-17
Owner's Manual
Page 232
..., your engine could overheat and be covered by your warranty. The repair cast wouldn't be badly damaged. You can freeze and crack the engine, radiator, heater core and other parts. Use GM Engine Coolant Supplement (sealer) with a complete coolant flush and refill. What to add anything else.
..., your engine could overheat and be covered by your warranty. The repair cast wouldn't be badly damaged. You can freeze and crack the engine, radiator, heater core and other parts. Use GM Engine Coolant Supplement (sealer) with a complete coolant flush and refill. What to add anything else.
