Chevrolet Avalanche (2005) - fuse box diagram - Auto Genius Jan 19, 2018Underhood fuse block. The underhood fuse block is located near the battery on the driver’s side of the vehicle. Chevrolet Avalanche – fuse box diagram – engine compartment *1 — Gasoline Engine and Fuel Injection Rail #2. *2 — Gasoline Engine and Fuel Injection Rail #1. *3 — Gasoline Engine; Oxygen Sensors. Chevrolet Avalanche - 2005 Fuse Box Diagram Avalanche - 2005 Fuse Box; These are some examples of symbols that may be found on the vehicle: v. Testing the Alarm. The wiring circuits in your vehicle are protected from. short circuits by a combination of fuses, circuit breakers. and fusible thermal links. This greatly reduces the.