A gas turbine engine comprising: a fan rotor; a turbine rotor; a fan drive gearbox coupled to the fan rotor and the turbine rotor, wherein the turbine rotor is adapted to drive the fan rotor via the fan drive gearbox, the fan drive gearbox comprising: a bearing; a main lubrication system configured to supply one or more sumps; an auxiliary pump configured to circulate lubricating fluid in an auxiliary lubrication system, wherein the auxiliary lubrication system supplies the fan drive gearbox; a supply line fluidly connecting an output of the auxiliary pump to a lubricating surface of the bearing; an electric motor adapted to drive the auxiliary pump; a compartment enclosing the fan drive gearbox and configured to receive lubrication fluid from the main lubrication system and the auxiliary lubrication system; an auxiliary reservoir disposed within the gas turbine engine such that, in operation, lubrication fluid collects therein, wherein the auxiliary reservoir communicates with the compartment, and wherein the auxiliary pump is disposed within the auxiliary reservoir; an inner case; an outer case disposed radially outward from the inner case with respect to a centerline of the gas turbine engine; and a strut extending from the inner case to the outer case, wherein the auxiliary reservoir is enclosed within the outer case and a portion of the strut extends between the inner case and the outer case wherein walls of the strut form at least a portion of the auxiliary reservoir; and an engine panel moveably connected to the gas turbine engine such that the engine panel has a closed position configured to enclose at least a portion of the gas turbine engine and an open position configured to provide access to an interior of the gas turbine engine; wherein the electric motor is positioned outside the auxiliary reservoir within the interior of the gas turbine engine and is accessible when the engine panel is in the open position; and preferably wherein the engine panel is a cowling door pivotally attached to the gas turbine engine. a fan rotor; a turbine rotor; a fan drive gearbox coupled to the fan rotor and the turbine rotor, wherein the turbine rotor is adapted to drive the fan rotor via the fan drive gearbox, the fan drive gearbox comprising: a bearing; a main lubrication system configured to supply one or more sumps; an auxiliary pump configured to circulate lubricating fluid in an auxiliary lubrication system, wherein the auxiliary lubrication system supplies the fan drive gearbox; a supply line fluidly connecting an output of the auxiliary pump to a lubricating surface of the bearing; an electric motor adapted to drive the auxiliary pump; a compartment enclosing the fan drive gearbox and configured to receive lubrication fluid from the main lubrication system and the auxiliary lubrication system; an auxiliary reservoir disposed within the gas turbine engine such that, in operation, lubrication fluid collects therein, wherein the auxiliary reservoir communicates with the compartment, and wherein the auxiliary pump is disposed within the auxiliary reservoir; an inner case; an outer case disposed radially outward from the inner case with respect to a centerline of the gas turbine engine; and a strut extending from the inner case to the outer case, wherein the auxiliary reservoir is enclosed within the outer case and a portion of the strut extends between the inner case and the outer case wherein walls of the strut form at least a portion of the auxiliary reservoir; and an engine panel moveably connected to the gas turbine engine such that the engine panel has a closed position configured to enclose at least a portion of the gas turbine engine and an open position configured to provide access to an interior of the gas turbine engine; wherein the electric motor is positioned outside the auxiliary reservoir within the interior of the gas turbine engine and is accessible when the engine panel is in the open position; and preferably wherein the engine panel is a cowling door pivotally attached to the gas turbine engine.