I replaced my fuel pump on my riviera and now my fuel guage doesn't work. What's the problem?

Asked by Nookie Mar 13, 2013 at 04:29 PM about the Buick Riviera

Question type: Maintenance & Repair

1 Answer
177,545

tenspeed answered 11 years ago

My first thought would be to check the wiring connection. The sending unit in the tank provides the ground for the gauge. More gas equals more ground potential and a full indication. No ground equals a gauge sitting on empty.

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