Yeah I was going to replace the coolant and check the lines too. The coolant is also boiling inside the radiator and over into the overflow which I just noticed so maybe radiator cap or faulty thermostat or something.
Hey guys. Hoping you could help me diagnose something. I just bought an 85 4runner and the owner had recently replaced the radiator, thermostat, water pump and fan clutch. Yet it still tries to overheat! The engine was rebuilt 40k miles ago so I hope it's not the head gasket. Could it be the...