Carburetor Problems of Buick Lesabre

Buick Lesabre owners have reported 24 problems related to carburetor (under the gasoline fuel system category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Buick Lesabre based on all problems reported for the Lesabre.

1 Carburetor problem of the 1997 Buick Lesabre

Failure Date: 04/13/2006

: the contact stated the engine would not start. The vehicle was towed to an independent repair shop for inspection. The mechanic determined there was a hole in the intake manifold. There is a NHTSA recall campaign id # 96v116000 regarding the fuel system. The vehicle has the same problems as indicated in the recall; however is not included in the recall due to the VIN.

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2 Carburetor problem of the 1999 Buick Lesabre

Failure Date: 10/13/2002

Consumer states that while driving at any speed and no warning the intake manifold crack causing water to leak into the engine. Dealer notified ts.

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3 Carburetor problem of the 1999 Buick Lesabre

Failure Date: 09/10/2002

While driving at highway speed the engine shut down causing lost of power steering. Dealer notified said the intake manifold cracked. Ts.

4 Carburetor problem of the 1999 Buick Lesabre

Failure Date: 09/10/2002

While driving at highway speed the engine shut down, contacted the dealer and they said that the intake manifold crack. Ts.

5 Carburetor problem of the 1998 Buick Lesabre

Failure Date: 08/01/2002

Vehicle stalled while driving in parking lot. Checked by dealer, who determined that coolant was leaking from intake manifold into engine, causing vehicle to stall.

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6 Carburetor problem of the 1998 Buick Lesabre

Failure Date: 07/29/2002

The intake manifold on the engine is made out of plastic and has the egr tube running through it, causing the plastic to heat up and allow antifreeze to run into the engine. Dealer found and replaced leaking intake plenum.

7 Carburetor problem of the 1998 Buick Lesabre

Failure Date: 05/16/2002

Intake manifold is leaking fluid onto the motor, causing it to shutoff while driving.

8 Carburetor problem of the 1997 Buick Lesabre

Failure Date: 02/21/2002

Antifreeze gauge indicates that it is low. Driver feels there is a leak. Took to vehicle to dealer, and they stated that upper/lower intake manifolds needed to be replaced. Please provide any further information.

9 Carburetor problem of the 1997 Buick Lesabre

Failure Date: 02/13/2002

Defective intake manifold assembly made of composite material can degrade and allow coolant to enter the cylinders to cause engine failure. The repair is replacement of the composite intake manifold with a metal one, implying a defect in the original design. The repair costs over $900, and involves the VIN k- rpo l36 engine used in hundreds of thousands of Buicks, pontiacs, chevrolets and oldsmobiles from 1995 to 1998. I believe a recall is warranted for this dangerous problem. Please note: the dealer listed is not the original seller of my vehicle, but they performed the recommended repairs as specified in gm TSB #01-06-01-007a promptly and to my satisfaction.

10 Carburetor problem of the 1997 Buick Lesabre

Failure Date: 01/25/2002

Vehicle was difficult to start, then, after starting it would stall right away. Dealer has replaced upper and lower intake gaskets, and fuel pressure regulator.

11 Carburetor problem of the 1997 Buick Lesabre

Failure Date: 12/14/2001

Upon starting the vehicle it backfired and broke the intake manifold into several pieces. I found a recall indicating what had happened due to the powertrain control module. I gave this info to the dealer at gambacorta Buick at 427 w. Seventh st. New castle, delaware 19720 tel. No 302 323 3026. They diagnosed it as a fuel pressure regulator leak causing the intake to crack. I have photos showing the intake manifold broken in two end to end about an inch wide. This seems to be more than a crack. When this happened it was an explosion. It was very loud inside the car. Referenced in ea02-030.

12 Carburetor problem of the 1998 Buick Lesabre

Failure Date: 07/01/2001

While driving vehicle engine shut down. Towed vehicle to Buick. Mechanic took off manifold and they found a crack in manifold which was allowing water to fill up in engine department, causing a hydorlock. Please provide any further information. Ts.

13 Carburetor problem of the 1998 Buick Lesabre

Failure Date: 06/09/2001

Vehicle at stop light when engine check light came on and remained. Was idling roughly when pulling into parking lot, and then vehicle died. Took vehicle to dealership, and was informed that upper plentium manifold had cracked and was leaking fluid onto engine. This caused plugs to be flooded. Plugs were pulled and cleaned.

14 Carburetor problem of the 1998 Buick Lesabre

Failure Date: 04/04/2001

Upper intake manifold cracked, causing loss of coolant. Vehicle taken to independent repair shop. Oil and oil filter had to be changed, spark plugs were replaced and cylinder had to be cleaned out.

15 Carburetor problem of the 1997 Buick Lesabre

Failure Date: 02/02/2001

Intake manifold replaced. Recall on this component for 1997 Buick Lesabre, but per Buick this vehicle was not affected by recall.

16 Carburetor problem of the 1997 Buick Lesabre

Failure Date: 01/19/2001

Intake manifold needs to be replaced. Recall on this component, but per Buick this vehicle was not affected by recall. The intake manifold failure allowed antifreeze into the engine.

17 Carburetor problem of the 1998 Buick Lesabre

Failure Date: 01/01/2001

Intake manifold material melted around erg valve, letting coolant into engine. Shop was repairing another vehicle with the same problem at the same time.

18 Carburetor problem of the 1996 Buick Lesabre

Failure Date: 07/01/1996

Upper intake manifold fractured resulting in failure.

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19 Carburetor problem of the 1997 Buick Lesabre

The consumer states that the intake manifold warped resulting in a coolant leak, also resulting in a repair costing $655. 00. The consumer states that gm would not acknowledge a manufacturing defect nor offer financial assistance because the vehicle is out of warranty. The consumer elected to participate in the promotion of the petition and is signee #570, based upon the failure of the intake manifold in this vehicle, as well as the high incidence of failure reported by other gm consumers. Due to the nature of the failure, there appears to be a potential for significant safety hazard which may impact the general population. The consumer attached a copy of the warranty and owners assistance manual which states that the intake manifold is guaranteed 7 years or 70k miles in the state of California due to the emissions standards in that state. The consumer adds that; to his belief that by the virtue of this statement, that gm has defined the projected life of this vehicle part regardless of the state of residence. (NHTSA# 96v116000).

20 Carburetor problem of the 1998 Buick Lesabre

There was fuel lekaing onto intake manifold. When driver started vehicle. Intake manifold exploded. Dealer has seen vehicle.

21 Carburetor problem of the 1997 Buick Lesabre

Intake manifold malfunctioned, causing vehicle to stall at high speeds. Vehicle has been repaired by a private mechanic. Dealer will be notified.

22 Carburetor problem of the 1996 Buick Lesabre

A crack in the upper intake manifold caused antifreeze to leak, also caused vehicle to stall at traffic lights and to shake at highway speeds.

23 Carburetor problem of the 1996 Buick Lesabre

He received the recall notice and he called the dealer as instructed in the letter and the dealer said that the part isn't in yet. (recall-96v116000).

24 Carburetor problem of the 1999 Buick Lesabre

While vehicle was being serviced technician noticed plastic cover for intake manifold was cracked. Please provide further information.


Other Common Gasoline Fuel System related problems of Buick Lesabre


Fuel Economy of Lesabre Vehicles
Lesabre Service Bulletins
Lesabre Safety Recalls
Lesabre Defect Investigations