04 Buick LeSabre
3.8 v6
Replaced radiator hoses, heater hoses, heater bypass tubes and thermostat, powerflushed radiator, block and heater core, then did a chemical flush
Out: reddish brown crap, water, a little bit of 50/50, qmi cooling system flush
In: 70/30 Napa universal green and water, qmi cooling system conditioner
3.8 v6
Replaced radiator hoses, heater hoses, heater bypass tubes and thermostat, powerflushed radiator, block and heater core, then did a chemical flush
Out: reddish brown crap, water, a little bit of 50/50, qmi cooling system flush
In: 70/30 Napa universal green and water, qmi cooling system conditioner