keyless entry

Hi I am new to the forum this forum is cool lots of information . I need help to program my key less entry I have a 2002 Chevy blazer ls 4 door . I checked the codes in the glove box and saw the au0 code and found where the receiver mounts and there is the connector next to the data link the receiver part # is 15042969 and the transmitters # are 15043458 I bought them new from a Chevy dealer in Texas how do i install the receiver and then program the transmitters thank you in advance