Having problems with your 1991 Ford F150 ?
Fuel gage not reading - 1991 Ford F150
Check for power to the sender unit first ,then go from their by earthing the wire on the sender unit and seeing if the gauge moves to full if it does then its its a faulty sender unit if it doesnt move then its a faulty gauge
Repair Help & Product Troubleshooting for 1991 Ford F150
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