To find the correct relay or fuse:
1. Consult your owner's manual: This is the best place to start. It will have a diagram of the fuse box and relay locations, often with descriptions of what each one controls.
2. Look for a diagram on the fuse box cover: The inside of the fuse box lid usually has a diagram showing the fuses and relays.
3. Use a multimeter: If you can't find it on the diagram, you can use a multimeter to test the circuits associated with the fuel pump to trace the relay. This requires some electrical knowledge and caution. Improper testing can damage your vehicle's electrical system.
4. Search online forums: Search for "2005 Chevy Malibu Maxx fuel pump relay location" on forums dedicated to car repair and Chevy vehicles. Someone may have already posted about this specific issue.
Important Note: Before attempting any work on your vehicle's electrical system, disconnect the negative terminal of your battery to prevent shorts and potential damage. If you're not comfortable working with automotive electrical systems, take your vehicle to a qualified mechanic.