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.
Just a bit is normal. Then give it a small tug to let the hydrolic pump do the rest. And, if you have convenient access, try throwing the key in the back and closing the door. It'll pop open. It's the coolest thing.