yes
On the starter.
The 2003 Ford Expedition has a V8 engine.
The 2003 Ford Expedition has a 4.6 L base engine size.
The 2003 Ford Expedition's engine produces 232 hp @ 4750 rpm.
The 2003 Ford Expedition's engine produces 291 ft-lbs. @ 3450 rpm.
In the case of my 2003 Expedition, it turned out to be a bad starter motor after 55K miles.
The starter is on the radiator side of the engine, behind the engine mount bracket.
You can find an engine diagram for a 2003 Ford Expedition in the vehicle's owner's manual. You can also find it at certain auto stores.
The starter on a 2003 Cadillac CTS is located in the engine compartment directly behind the alternator. The starter faces the firewall with the starter solenoid on top of the starter.
In a 2003 Ford Expedition : The ( 2 valve per engine cylinder version ) if that is what you are asking
check starter bendix gear or flyweel missing teeth, make sure engine is physically turning it may just sound like it from starter noise,other then that need a Little more info good luck
On a Ford Expedition : Bank 1 is the passenger side of the engine ( 4.6 and 5.4 )