Description: Engine compartment junction block. 25a. Body junction block. 25a. Rear compartment. 15 amp. Junction block,instrument panel, 25 amp. Engine compartment, 2008-09, 25 amp. Engine compartment. mini fuse 25 amp. Fuses & relays. mini 25 amp. Junction block, under hood. 25 amp. Underhood. 25 amp. This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors