5W30 It is written on the oil filler cap.
10w 30
5w30
For a 2003 Chevy Suburban (all engine sizes), the recommended viscosity is 5W30.
It should hold 10 quarts.
SAE 10w30 any major brand.
synthetic gear oil
It is recommended to use 10 W 40 motor oil in a 2003 Chevrolet Tahoe engine. It is also recommended using 10W-30 motor oil in a very cold climate.
what weight oil used for 2004 Chevy silverado the standered is usually 5 w 30
"Where is the oil plug located for a 2008 Chevy silverado ext cab?"
5W30 weight ONLY. Anything heaver will BURN up the valvetrain.
5W30 oil.
In the oil pan