5W30 OIL I have read that in The hot months it is safe to run 10W30 weight.
The reason you can't use heavy weight oil is because of the roller valve train. it
will be to thick to lube the valve train and cause it to fail/burn up.
"Where is the oil plug located for a 2008 Chevy silverado ext cab?"
what weight oil used for 2004 Chevy silverado the standered is usually 5 w 30
5W30 weight. Gastroll GTX and Kendell is a real good brand.
Ten quarts
10w-30
a/c delco filter is the best.
5W30 weight in the winter months and 10W30 in the hot months.
5W30 Weight ONLY.
The engine oil should be changed every 3000-5000 miles
In the oil pan
5W30 oil.
Right next to the oil pan plug, you will see small connector with a wire leading up. can miss it