2004 Tahoe Door Lock Not Working

I changed the power door lock relay in the fuse box and it did not fix the problem.
2004 tahoe door lock not working. They do not work with the remote and with the. Also please check out the statistics and reliability analysis of chevrolet tahoe based on all problems reported for the tahoe. Door locks on 3 of 4 doors 2009 tahoe 78000 miles. They do not work with the remote and with the driver control panel.
The driver lock has completely quit and the other 3 doors work randomly. Very frustrating have always owned chevy but with oil cunsumption and this problem it will probably my last one. 2004 chevy tahoe rear auto door locks and hatch lock does not work. 2004 chevy tahoe rear auto door locks and hatch lock does not work.
I changed the power door lock relay in the fuse box and it did not fix the problem.