Why does my car get hot on the freeway?
Why does my car get hot on the freeway? The potential causes of a car overheating at highway speeds are a stuck thermostat, a restricted radiator, or a kinked hose. The fix could be as simple as replacing a radiator hose or your car could require a new radiator altogether depending on which problem you have and how severe that problem is. What should Highway temp be at highway speed? I used a bluetooth OBD II connector to monitor the temp at highway speed. It runs 212-214F without the cabin heat/blower on, and if it’s warm outside (65F+), and I...