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Q: Replaced fuel level sensor 03 DeVille still not working till exchanged float arm on 2003 Cadillac DeVille

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
Once exchanged the float arm from new to old sensor unit and cleaned rheostat surface with pencil eraser to ensure good contact surface for sensor tabs... gauge reads properly at this time.
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