2001 Buick LeSabre Problems

RepairPal has identified the most common problems with the 2001 Buick LeSabre as reported by actual vehicle owners. We'll tell you what the problem is and what it'll take to fix it.

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Known Problems

The spark plugs should be replaced every 100,000 miles. Our technicians recommend replacing the spark plug wires also at this time.

The water pump may develop a coolant leak resulting in an engine overheating condition.


Our technicians recommend flushing the brake fluid every 60,000 miles.  Brake fluid that is dirty may cause problems in the brake system.

Extended life coolant may become contaminated and require cooling system service before the recommended 100,000 miles.

The rubber section of an automatic transmission cooler line may develop a fluid leak . In some cases the leaking section of hose can be replaced. In others, the complete cooler line must be replaced to correct this concern.

The EGR tube may develop an engine vacuum leak causing the engine to run lean. The Check Engine Light may or may not illuminate.