When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
The nylon rod that moves the mast up and down, is most likely broken. You can buy the repair kit (nylon rod with finial end) from GM for about $25. You have to drill out the rivets and open the body up to replace the parts, use machine screws and nuts to close it up.
You can unplug the antenna relay (under rear trim beside hatch latch), until you repair/replace the antenna, that will kill the running motor problem.
Ok I been takeing the fuss out but need to disconect it is there any digram of were the plug is and any of how to get to the motor. I don,t have the man. manual yet.