According to RADIO-LOCATOR, WFVL had a CP to move closer to Fayetteville, which would put both Fayetteville and Lumberton in the main contour of the coverage map; see below:
This station may also be operating under the following Construction Permit: [Help]
Status Construction Permit [Help] for a Class C2 FM Station
Area of Coverage View Coverage Map
Effective Radiated Power 50,000 Watts
Height above Avg. Terrain 143 meters (469 feet)
Height above Ground Level 144 meters (473 feet)
Height above Sea Level 226 meters (742 feet)
Antenna Pattern Directional
Transmitter Location 34° 59' 53" N, 79° 15' 47" W
Construction Permit Granted February 06 2004
Construction Permit Expires December 30 2005
Last FCC Update September 21 2005
http://www.radio-locator.com/pats/WFVL_FM_CU.gif
Looks like the CP has expired; does anyone know? If they were indeed moving, that would explain dropping the 102.3 simulcast, since it's only use is to cover Lumberton. Those signal issues would be resolved if 106.9 upgraded.