2000 Buick LeSabre Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2000 Buick LeSabre

2000 Buick LeSabre Problems

It is common for the fuel level sensor in the fuel tank read the fuel level incorrectly. The sensor must be replaced to correct the condition. Our technicians recommend having the complete fuel pump module replaced on high mileage vehicles.

The mass air flow or crankshaft position sensor may fail causing the engine to stall intermittently. Proper diagnoses will be necessary to determine the cause of any stalling condition.

One or more heater & AC (HVAC) air delivery and/or temperature mode door actuator may fail. This can result in incorrect air delivery or temperature. If this occurs, fault code(s) stored in the HVAC control module should be available to assist with diagnoses.

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2000 Buick LeSabre Questions

The warm air comes out of both of the driver side outlets. Do ihave two bad actuators?

Have removed driver side blend door actuator to operate door manually but still blows warmer air than pass side, is it possible something wrong with the door itself instead of actuator?

When the car is in park if I step on the gas slowly it will steadily rise at a constant pace. If step on the gas at a fast pace the rpms will jump up and down 1000 rpms when it reaches 3-4000 rpms and the engine shutters really bad. I tried replacing the coil packs with a used one and it didn&#x...

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2000 Buick LeSabre Recalls

ON CERTAIN PASSENGER VEHICLES EQUIPPED WITH 3800 V6 (L36) ENGINES AND CERTAIN DELPHI FUEL PRESSURE REGULATORS, THE REGULATORS HAVE A MUCH HIGHER THAN USUAL RATE OF FUEL LEAKS. A LEAK CAN ALLOW FUEL TO ENTER THE INTAKE MANIFOLD THROUGH A VACUUM LINE. IF THE ENGINE DOES NOT START WHEN CRANKED, T...

The adjuster screws for the headlamp reflector aiming do not function properly, which can impair driver visibility. Buick will provide updated instructions to vehicle owners regarding headlamp aiming.

The anti-lock brake system hydraulic control unit (HCU) may leak brake fluid. A brake fluid leak may compromise braking ability, which could result in an accident. Dealers will inspect and replace the HCU if necessary.

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2000 Buick LeSabre Reviews

the 2000 buick lesabra limited is by far the best car i have ever owned!28mpg, sure i had a few maintance issues but expected it now has over 300,000 miles and yes that is the original engine and tranny, i have changed oil every 3000 miles, and i adapted to the fuel gage sticking on full all the time 3 water pumps isn't that bad when you consider there's 300,000 miles on the car. i am sorry to ...

when I first got this car I was super impressed. Heard great things about the engine. Bought it used at 48k. Had it checked and rechecked by mechanic, nearly new condition. Fast forward.... Inner and outter tie rods replaced, window regulator/motors replaced twice, 2 Ignition Coils, Leak from Manifold area, Brakes needing replacement more often than any other car I have ever owned, eats thr...

I have always liked the Buick, has all the bells and whistles, this 2000 model was revamped in 2000 they did a good job with it. I have had not an ounce of problems with mine, and you cannot fault the 3.8 engine, they have been around for years....What an engine!!

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