Where is the oil dipstick on 1990 Isuzu truck?

On a 1990 Isuzu truck, the oil dipstick is typically located on the engine block, towards the front or side. It is usually a long, thin tube with a handle or loop at the top for easy removal. To check the oil level, pull the dipstick out, wipe it clean, reinsert it, and then pull it out again to read the oil level. Always ensure the engine is off and parked on a level surface before checking the oil.