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On a 1997 Ford Thunderbird : The odometer is in the middle of the speedometer
Remove your idler pulley first. it is the pulley right next to the alternator.
In a 1997 Ford Thunderbird the 3.8 liter V6 engine has a timing CHAIN
On a 1997 Ford Thunderbird ( V6 and V8 ) 68.1 liters ( 18.0 U.S. gallons )
The 1997 Thunderbird 4.6L engine has only 1 catalytic converter.
The 1997 Ford Thunderbird 4.6L engine was reported to have 205 HP.
To replace the multifunction switch on a 1997 Ford Thunderbird, first disconnect the negative battery cable to ensure safety. Remove the steering column covers by unscrewing the screws and gently prying them apart. Then, disconnect the wiring harness from the old multifunction switch, unbolt it, and replace it with the new switch. Finally, reassemble the steering column covers and reconnect the battery.
It is in the fuel tank.
According to the 1997 Ford Thunderbird Owner Guide : ( 18.0 U.S. gallons / 68.1 litres )
On a 1997 Ford Thunderbird : The fuel tank is under the vehicle , ahead of the rear wheels
The 3.8 liter V6 engine has a distributor cap and rotor in a 1997 Ford Thunderbird
you might be able to just go through the back of the glovebox to get to the heater core