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Problems for specific Buick Regal years:

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Most reported Buick Regal problems

 

Verified for the Buick Regal

The front struts may show signs of wear, or be excessively bouncy ride at freeway speeds. This may begin to occur at around 75,000 miles.

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Verified for the Buick Regal

One or more power windows may stop working due to a failed window motor or switch. Proper diagnoses will be necessary to determine the exact cause.

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Reported by buick88 and 2 others for the Buick Regal

When engine is warm and coming to a stop and foot of the pedal and braking the engine stalls ... no hissing sounds on brake booster. Car will not stall if i down shift to third or second on auto transmission.

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Verified for the Buick Regal

The catalytic converter may become plugged resulting in loss of engine power. General Motors has extended the catalytic convertor warranty on some models to 10 years or 120,000 miles. Please contact your local GM dealer to see if your vehicle is included.

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Reported by Ongiara and 2 others for the Buick Regal

Engine stalls when the turn signals are used. This happened at highway speeds and can be very dangerous. Also, the dash lights flashed on and off. Engine will restart but will stall again when you use the turn signals.

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Verified for the Buick Regal

The power window motors and switches are prone to failure.

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Verified for the Buick Regal

Illumination of the Check Engine Light can be caused by a loose or worn gas cap.

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Verified for the Buick Regal

The high pressure power steering hose will commonly leak fluid; it should be replaced.

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Verified for the Buick Regal

The high pressure power steering hose will commonly leak fluid; it should be replaced.

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Verified for the Buick Regal

The anti-lock brake (ABS) accumulator may fail causing loss of power brake assist. (The brake pedal will become very hard.)

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Verified for the Buick Regal
The ABS master cylinder assembly may fail internally causing the ABS light to illuminate.
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Verified for the Buick Regal

Illumination of the Check Engine Light may be the result of a loose or worn gas cap.

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Reported by Bubba77 for the Buick Regal

Wiring harness at right trunk hinge bends when trunk opened.
Wiring gets stressed and eventually breaks.
The orange wire in the bundle is the trunk light wire.

Failing that change bulb:
P/N is BP917

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