Tl* the contact owns a 2002 chevrolet avalanche 2500. the contact stated that the vehicle was equipped with dual fuel tanks and the contact noticed that the rear fuel pump wires and port were melted. the vehicle was diagnosed by an independent mechanic who informed the contact that fuel pump and related components would need to be replaced. the contact was advised that the parts needed to complete the repair were no longer being produced. the vehicle was not repaired. the manufacturer was notified of the issue. the approximate failure mileage was 113,000.