Mechanic Q: what is the best tire for the area and vehile?

i own a 2008 nissan sentra and i need to replace all four tires in this vehicle im looking t=at the goodyear assurance comfort tread touring and the bridgestone turanza serenity tire i like in oklahoma so the weather conditions also play a factor on which one i choose

Q: brake caliper bolts keep backing out how do is stop this from happening ?

the caliper bolts on my truck keep backing out i have tried everything i can think of and am at a total loss

Mechanic Q: brake calipers?

i have a problem with the bolts backing completly out leaving the caliper just hangint i have tried many thing to keep this from happening i still am having noluck i'm luck the truck is able to stop but this needs to be addressed