That’s where the nut driver helps, being able to push on the cover and apply pressure to the (shallow) driver socket without the head of the bolt receding into it.
30 degrees consistently with no warm ups?!
I did mine at about 40 degrees. It went fine. I put some extra protection on the wiring you have to move and found that using a nut driver on the smaller bolts with my drill motor helped a lot. I suggest leaving all the fasteners that go through the...
I'm a home user and do like using a foam cannon and power washer carefully for getting rid of most of the dirt on the car without having to "touch" the paint. They don't get really clean without some contact. I use the "two bucket" method and a clean washing mitt after the pre-cleaning.
Agreed.
I live on a private one that I maintain.
Most of the ones I drive on are crushed limestone. It has pretty sharp angles when first graded or re-covered, but does change to a pretty smooth surface after a few weeks of regular traffic. The one I drive on every day was recently re-done, so...
Perhaps on the underside of the bumper using a protected plug. I think the cord could be routed and the plug installed with just removing the under engine cover as one does when changing engine oil.