I would probly say they didnt damage the engine. You kept the oil fresh, and changed more frequent then even recomended. Just make sure in the future, they use the apopriate oil. The factory has since said that 5w30 is the preferred oil because it flows quicker during start up. The number you need to worry about for hot weather is the second number which in your case is the 30. The first number is the rating when cold. Regardless of where you live, you want the oil to flow well when cold. Our dealership uses only 5w30 in all of our gm vehicles, even the ones that say 10w30 on the fill cap.
He changed things with peace and protest, even putting his life in danger at times. this was unusual at the time, as peaceful protest and putting your own life in danger instead of your opponents was unprecedented
instead of putting criminals in prison they get killed instead .
By putting buildings everywhere
it was changed by people putting more gas tanks on it and it was made to go faster
well you are putting the wrong password . try putting the right password
Slop the hogs.
putting it in the oven at 500 degrees for 30 min
Margot's classmates changed by feeling regretful of putting her in the closet for an hour.
Nails are much better to use when putting up a wodden fence.
They exchange their presents instead of putting them under the tree
Macy's marketing strategies consist of changing their focus from products to their customers, and using a sales system that provides them information on what customers are buying. They realized they were putting more time into products instead of their customers, and so they took action and changed.
Putting a dog on a treadmill is not really the beat way of exercise for dogs. Instead of putting him or her on a treadmill, try talking them for walks instead. Dogs love going on walks because they like the outside.