How can I tell if my 97 GMC Yukon is equipped with a remote entry receiver??

the pickup rf unit is located under the dash by the the gas pedal underneath a plate its about 3 or 4 screws to remove it

How can I tell if my 97 GMC Yukon is equipped with a remote entry receiver??
Take it to the dearler, give them the VIN and ask them nicely if they will print the pages that come up for them. Keep the pages! they are very useful