2004 GMC Sonoma Owner's Manual - Page 254

Checking Things Under the Hood Hood Release To open the hood, do the following: 1. Pull the handle located inside the vehicle on the lower left side of the instrument panel. {CAUTION: Things that burn can get on hot engine parts and start a fire. These include liquids like fuel, oil, coolant, brake fluid, windshield washer and other fluids, and plastic or rubber. You or others could be burned. Be careful not to drop or spill things that will burn onto a hot engine. 2. Release the secondary latch located under the front edge of the hood. 3. Lift the hood. 5-10