To find your oil filter, you'll need to:
1. Consult your owner's manual: This is the most reliable source. It will have a diagram showing the location of the oil filter and other important components.
2. Use an online repair manual: Sites like Chilton or Haynes offer repair manuals specific to your vehicle's year, make, and model. These manuals usually include diagrams and detailed instructions.
3. Search online: Search for "[Your Vehicle Year, Make, and Model] 4.8L oil filter location" on Google, YouTube, or a similar search engine. You'll likely find photos or videos showing where the filter is located.
Generally, on many GM vehicles with 4.8L engines, the oil filter is located somewhere on the driver's side (left side) of the engine, often towards the front or bottom. However, this is a generalization and may not be accurate for your specific vehicle.