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Electrical system

Buick Terraza Electrical problems by year

52 complaints filed with NHTSA about the Buick Terraza's electrical system. Dead batteries, warning lights, wiring, alternators, infotainment and electronic module failures.

Electrical complaints by model year

YearElectrical complaintsCrashesInjuriesRecalls
20074000
200611010
200537210

Latest Terraza electrical complaints

2006 Buick TerrazaSteeringElectrical systemDriver assistance

The contact owns a 2006 Buick Terraza. The contact stated that the antitheft alarm engaged inadvertently, causing the vehicle to shutoff while driving. The START/STOP Disabled message was displayed. The vehicle was taken to the dealer where it was diagnosed that a steering wiring cable might be detached. The vehicle was repaired; however, the failure reoccurred twice while driving. The vehicle was towed to the dealer where unknown repairs were completed. The contact also stated that the electronic stability control...

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and the traction control warning lights had illuminated while driving. Additionally, the contact stated that the rear driver's side door handle was fractured. The contact also stated that the rear passenger's side sliding door handle was fractured and she noticed that the sliding door wiring cable had detached, causing the door lock chime to engage while driving as the door would no longer close completely. The manufacturer was notified of the failure but did not provide any assistance. The vehicle was not diagnosed or repaired. The failure mileage was approximately 149,000.

Filed Incident Steering · Electrical system · Electronic stability control (ESC)NHTSA 11463597
2005 Buick TerrazaElectrical systemDriver assistanceBrakes

Brakes felt uneasy stopping did not respond right away sometime had to pull a side to prevent accident. Alternator don't start at all and abs light stayed on most of time many repairs done same problem at dealer ship.

Filed Incident Electrical system · Electronic stability control (ESC) · Service brakesNHTSA 11118199
2005 Buick TerrazaSteeringElectrical systemEngine & cooling

The ignition switch was disengaged when the van hit a bump while in motion on a highway. I was able to put it in natural and restart it but it was a very frightening ordeal. This has also happened on streets traveling 30 mph.

Filed Incident Steering · Electrical system · EngineNHTSA 10910431
2005 Buick TerrazaTransmission & drivetrainElectrical system

Tl* the contact owns a 2005 buick terraza. The contact stated that the vehicle experienced stalling while driving in inclement weather. The esc warning indicator illuminated. The vehicle was taken to the dealer; however, the vehicle could not be diagnosed. The vehicle was not repaired and the failure recurred. The vehicle was returned to the dealer where the technician diagnosed that there was a failure with the electrical system; however, they could not diagnose the failure. The vehicle was not repaired and the...

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failure recurred. The vehicle was taken back to the dealer where it was diagnosed that the transmission was defective and needed to be replaced. The vehicle was repaired, but the failure recurred. The manufacturer was notified of the failure. The failure mileage was approximately 74,953. Updated 06/29/16*lj *tr

Filed Incident Power train · Electrical systemNHTSA 10818704
2005 Buick TerrazaElectrical system

Well it happened on date specified slide doors will not open nor will they open manually !! This is life or death ordeal since I can't seem get them open !!!

Filed Incident Electrical systemNHTSA 10758648
2005 Buick TerrazaElectrical systemBody, doors & structure

During cruise on highway (i-95 in florida) while on vacation the left rear power sliding door became unlatched and warning chimes sounded repeatedly and interior lights illuminated, this occurred several times again on this trip there was an investigation by the nhtsa in 2008 report #ea07019 which determined no defect was present which would require a recall. I beg to differ with that assessment there most certainly is a problem here, gm issued tsb #07-08-007 and #07-08-007 a-d which tells dealerships how to...

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repair this problem. Please look into this matter again it is very unsettling to have my kids riding in the rear and having a door unlatch at highway speeds thank you for your time and consideration. *Tr

Filed Incident Electrical system · Structure · Latches / locks / linkagesNHTSA 10650921
2005 Buick TerrazaElectrical system

Tl* the contact owns a 2005 buick terraza. The contact stated that the key was bumped as the contact drove over a speed bump and the vehicle stalled. In addition, when attempting to restart there was an abnormal noise coming from the vehicle. The vehicle was not diagnosed or repaired. The manufacturer was notified of the failure. The approximate failure mileage was 144,499.

Filed Incident Electrical systemNHTSA 10618720
2005 Buick TerrazaElectrical system

We were pulling into walmart parking lot and hit street bump that turn onto walmart's property and the sudden jerk made the keys pop out of the ignition while the van was in motion. The keys were on the floor but the vehicle was steel in motion. As we parked the vehicle I put the key back into the ignition like nothing ever happened. I turn the van of, then waited a few minute and started the vehicle and behold the key would surely come out. I contacted the dealer sierra chevrolet in bartlet, tn and they checked...

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the vehicle out and said it was a bad cut in the key. That means a bump key would start the vehicle. The ignition switch is faulty, and seeing gm recall list, the buick terraza 05 should be on that list. I'm writing buick/gm with this statement and request. *Tr

Filed Incident Electrical systemNHTSA 10607627
2005 Buick TerrazaElectrical systemBody, doors & structure

2005 Buick terraza while doors are locked and you are driving down the road. The sliding doors decide to open all on their own. You have to stop the van and shut the doors. With the door buttons are turned off they still open just not as often. *Tr

Filed Incident Electrical system · Latches / locks / linkagesNHTSA 10605398
2005 Buick TerrazaSteeringElectrical systemEngine & cooling

Buick terraza just shuts down while driving (at various speeds) or stopped without warning. Everything shuts down with display stating, "starting disabled, reduced engine power." I must try to get to the side quickly. After about 30 seconds, the van restarts and continues for a while until it does the exact same thing again. *Tr

Filed Incident Steering · Electrical system · EngineNHTSA 10573035
2006 Buick TerrazaElectrical systemAcceleration & cruise controlDriver assistance

The check engine light has been illuminated as well as the traction control light is on (indicates abs needs to be serviced) also transmission "slips" when moving forward. At times when both the engine light and abs light are on the engine will reduce power. Transmission was replaced at 63,000 for the same thing! Have had to numerous shops who cannot locate issue. The doors will not lock shut- they come forward and pop out and reopen. Must operate manually. *Tr

Filed Incident Electrical system · Vehicle speed control · Electronic stability control (ESC)NHTSA 10558997
2007 Buick TerrazaElectrical systemLightsBody, doors & structure

Sliding side doors will not close and lock, will open when driving down the road, at red light , night times lights dim and alarm goes off ,nothing lights up on dash , drains batt- in shop 4 or 5 x"s when talked to corp. Office about the danger of grandkids in back, stated due to living in florida, being wet, there is nothing they can due. So until someone gets hurt or dies, it is more or less oh well... By the way still under warr. Dealer stated the same thing... Yes I have all paperwork to this, put in shop not even one week after bought with smoking under hood. *Tr

Filed Incident Electrical system · Exterior lighting · StructureNHTSA 10472416
2005 Buick TerrazaElectrical systemDriver assistanceBrakes

There are several defects that I am experiencing with this van. These issues escalated this weekend, the traction control and system stability indicators came on again and caused the brakes to lock I changed the brakes because I thought that was the cause it was not. Also the rear sliding doors will open while driving on their own. This van has been in the shop at lou fusz saint louis, mo several times and it is still not operating. This is a safety issue I am lucky that I was not on the highway when the brakes...

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locked up, unfortunately that is not the case with the doors. I cancelled a trip to the zoo with my kids because the doors opened on their own while on the interstate, they are now afraid to ride in the back seats. *Tr

Filed Incident Electrical system · Electronic stability control (ESC) · Service brakesNHTSA 10471425
2005 Buick TerrazaElectrical systemBody, doors & structure

While driving down the road the rear door alarm started sounding and the rear power sliding door began to open. Pulled the car over shut the door and locked it. *Tr

Filed Incident Electrical system · StructureNHTSA 10439669

Source: U.S. National Highway Traffic Safety Administration (NHTSA) complaints and recalls, checked daily. Complaints are owners' own reports and are not verified. How we use the data

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