It's probably the motor brushes. The motor can be rebuilt if you have the skills/tools. Seems one can use the carbon brushes they use fer slot cars in the window motors. Give it a shot, take some piccies, and post them up. <img src="/forums/images/graemlins/wink.gif" alt="" />

1998 T-100 Xtra cab SR5 2WD Auto; Roadmaster Active Suspension; Yokohama Geolander HT-S; lowered air dam; full belly pan; 4? diffuser; 11" side skirts; dual transmission coolers; 67% grill blocked; Auto-RX'd; ScanGauge II/Ultra-Gauge