2004 Chevrolet Silverado 3500 "service tire monitoring system 2010" Questions

Service Bulletin (TSB) for your vehicle stating that if the light is blinking and if there are dashes (- -) on only one or two tire pressure readings, then the tire presure monitoring system should be

...Service Tire System Monitor" light is on. Could this be a transmission issue? I thought this light indicated the sensors needed replacing. Dealership is telling me it could be a transmission problem ...

Tire pressure issues. screen on the dash is showing psi's blank. how do I reset? I assume these 2014 rims would have stock sensors in them, and there basically brand new. assume nothing ,if you do not

service tire service monitor light came on and the back two tires are not registering...what do we need to do reprogram TPM system. (tire pressure monitor) read owners manual for instruction on how to