Adavance auto, autozone etc. Will check the battery for free. Without the hassle of the dealer.
Me personally, i would replace a battery myself to avoid the dealer.
I have been using the hybrid ceramic wax on my vehicles for a while now. The spray on hose off stuff. You can really see how that makesnthe paint pop.
I might go ahead and try this
I like the battery idea. In new cars less than perfect batteries can cause all kinds of gremlins. Then dealer.
Or better yet take it to an auto place and have them check the battery.
I rest trip A and have been using that. It has been through 3 fill ups and since mid fill up 1 the reading was 19mpg. After each of the 2 next fill ups the to empty was 265. Still reading 19 mpg. It appears that it is only accounting for 14 gallons.