Problem Reports
Buick Regal
Report: Erratic temperature gauge and warning light
Buick Regal Problem
4 Reports
Model Years Affected: 1990, 1991, 1992, 1993
Electrical & Lights Affected: 3.1L V6
Verified
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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