1991 Buick Century Problem Reports

Most Reported 1991 Buick Century Problem Reports

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A ticking noise may develop from the engine due to a cracked exhaust manifold. Damaged exhaust manifolds will require replacement to correct this issue.

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.

A coolant leak may develop from the water pump. The engine may overheat as a result of the coolant loss. A leaking water pump should be replaced.

The spark plug wire rubber boots may get soaked with oil, causing a misfire or rough idle.

Fuel injectors can short-circuit electrically causing a rougher than normal idle and reduced performance.

Timing gears may wear causing a mild to severe knocking noise from the front of the engine. Replacement of the timing gears is necessary.