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1993 Buick Regal Problems

RepairPal has identified the most common problems with the 1993 Buick Regal based on complaints from actual vehicle owners. We'll tell you what the problem is and what it'll take to fix it.

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21
Known Problems

The intake manifold gasket can develop external engine oil leaks. The intake manifold will need to be removed and the gaskets replaced to correct this issue.

Body: A dirty throttle body may cause a lower than normal engine idle resulting in a stalling condition. A stalling condition may also result if an idle learn procedure is not performed if the battery goes dead or is disconnected.

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.

Air flow from the dash vents may be incorrect due to a damaged engine vacuum hose near the battery tray.
One or more of the rear suspension links may become bent causing a severe rubbing noise.

The power window motors and switches are prone to failure.