One problem related to engine cooling system has been reported for the 1998 Volvo S70. The most recently reported issues are listed below.
Dt anti-lock brake system contact states each time the brakes are applied the vehicle is more difficult to stop and the wheels have also locked up. Transmission contact states the vehicle make a squeaking nose when parking, the vehicle pulls to the right side when driving at low speed. Engine and engine cooling contact states oil moves up through the ignition control. The vehicle has been taken to a service dealer and the mechanic stated the vehicle needed a new engine.