I believe 2013 is when JEEP started using OAT 10 yr/150k coolant in the Grand Cherokee. It will be either a reddish or purple color.
Prior to that for many years they used HOAT which could be either orange or reddish looking and is 5 yr/100k mileage.
Make sure you never mix different coolant...
Negative on needing a console. You can sign up online then use Amazon Fire TV or Roku to watch if you don't have a PS3 or PS4. You can watch a lot of stations on mobile/laptop as well, but not all. 7 day free trial to play around with it. If you watch NFL then NFL Network is supposed to be...
You should take a look at PlayStation Vue as well. I like their offering better than Sling. The only thing Vue is missing for me is live locals for ABC, NBC, and CBS along with A&E and History. Vue also has a DVR feature that Sling doesn't have. Just wish they had channel numbers to move to...
That could be a balancing issue even when it only happens at certain speeds. That would probably be my first check. Think of it like a ceiling fan. Sometimes low and high can be smooth, but medium will shake the house.
It could also be several other things too such as worn bushings, steering...
I don't have a Costco card and had a buddy pick mine up for me - hate to bug him about taking the one back which is why I haven't.
Will see if stretching the spring a little does anything. Doubt it will since it's tight when putting the cap on, but won't hurt to give it a shot.
Now that was a deal sublime. The tailcap took a crap on one of mine. When I click to turn it on it just flashes once then back off. Swapped out the cap with another one I have to confirm that is the issue and it works. Let us know how the 1300 compares at night. Might have to get a buddy...