Car Problem Reports

Buick Regal Erratic temperature gauge and warning light

 
Buick Regal Problem
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Model Years Affected: 1990, 1991, 1992, 1993

Electrical & Lights Affected: 3.1L V6

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The engine temperature sensor wire for the engine temperature gauge, or warning light, may touch the rear exhaust manifold causing a short to ground causing erratic operation of the temperature gauge or warning light.

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