Fluid Film on my 2019 Rubicon and also did it on my 09 Wrangler X, with the salt use in Wisconsin roads so high I am sure it is a giant help against corrosion. In Wisconsin available at Fleet Farm or on line Amazon.
Try doing manual shifts for a while, I think the trans/ computer will relearn the shift characteristics you are looking for, or disconnect top battery for a while, reconnect battery and drive more aggressively for a relearn to computer. Your Jeep is now in more MPG operation.
looks like you are willing and able to do this. reopen fob, remove battery, loosen screws and position till all buttons function /click and don't rub on cover. tighten screws, now check edges for damage from prying open fob and trim clean, install battery, put fob cover back on ( if you want use...
try this link,https://www.aerostich.com/bags/seat-bags-and-tail-bags/dry-bags/ortlieb-dry-bag-duffel-bags.html
This is from a Motorcycle clothing, gear store in Duluth Minn. Wife and I use a lot of their riding gear.
pricy but you get what you pay for.
Open up fob like you are going to replace battery , inside there is 4 or 5 very small Torx screws, you may need to purchase a small torx kit, 1or more are loose, this will also create weird happenings with doors locking and or unlocking, horn blowing, just do not over tighten screws, on one of...
In deep snow turn off traction control, try not to spin tires, spinning creates heat, melts snow, snow turns to water, water freezes, ice verrry slippery, getting out of a self made ice hole can be difficult, stopping and letting tires freeze to snow can help
You will normally see with street tires about 3% rise , if concerned try a chalk test, hot tires, chalk lines across face of tire s. Driving forward a short distance check lines for wear/ even use . Adjust accordingly