1991 Ford Thunderbird Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1991 Ford Thunderbird
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1991 Ford Thunderbird ProblemsBattery Light Due to Damaged Alternator Connector
The battery light may illuminate on the instrument panel because the alternator wire harness connector is damaged. A new connector kit is available and should be installed to correct this concern.
White smoke coming from the exhaust could indicate that a head gasket has blown or there is a cracked cylinder head. Our technicians tell us that removal and inspection of the cylinder heads will be required to confirm a crack is present.
For the 2.3L 4 Cylinder and 5.0L V8 engine, the electrical ignition switch poses a fire hazard. An updated switch is available.
1991 Ford Thunderbird QuestionsHeadlights will randomly just turn off and they will flicker back on then go off (2 answers)
i changed spark plugs/wires ,oil, radiator, heads, transmission, the mass airflow sensor is clean, the thermostat is new....heeeeelp
How do I change the ATF