The bear was spotted on an off-ramp near Routes 68 and 206 shortly before 5:00 p.m. Tuesday.
Traffic snarled in the area and police responded to the scene.
Chopper 6 HD was over the scene as the bear darted to a nearby wooded area.
The bear then moved towards the street before making its way back into the woods.
Police took their search near the Old York Country Club, until they called off it off for the night.