Your 1992 Buick may be stalling when it gets hot due to several potential issues. Common causes include a failing fuel pump, which may not deliver enough fuel under heat, or a malfunctioning ignition coil that can fail when hot. Additionally, a clogged fuel filter or issues with the engine's cooling system could lead to overheating and subsequent stalling. It's advisable to have the vehicle diagnosed by a mechanic to pinpoint the exact issue.
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