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Electrical systemPart report

2005 Buick Terraza Electrical system Problems

Complaints
37about this part
Share
31%of 120 total for the year
Median mileage
29,000miles
Trend
StableComplaints filed in the last 3 full calendar years are within 25% of the 3 years before.

NHTSA recorded 37 complaints about the electrical system of the 2005 Buick Terraza, 31% of the 120 complaints for this model year. Where a mileage was given, the median is 29,000 miles. 2 of these say a crash was involved and 1 a fire, according to the filers.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“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 repair this problem. …”

NHTSA complaint #10650921, filed 2014-10, 62,075 miles

“Since october 2006 I have taken the '05 Buick Terraza to mossy pontiac Buick gmc of new orleans for the following issues: dvd static noise, unusually loud, exhaust noise on take-off, brakes, ABS lights come on, onstar, and ignition/starter continues to turnover after releasing the starter key. After 10-15 visits to the dealership for the same issues they say that they replaced the muffler and the catalytic converter, and that any noise I hear is inherent to the vehicle. …”

NHTSA complaint #10188291, filed 2007-04, 24,000 miles

“I have a 2005 Buick Terraza with 20,000 miles on it. Recently when the temp has got cold (30 degrees) the service stability and the service traction lights have came on. After I drive the van, the next time I start the van the lights are usually gone but then when I have been driving straight on a dry road at about 45 MPH or so and hit a bump the van would pull, decelerate and swerve for a few seconds and the service stability light would come on. This has happened 4 times. …”

NHTSA complaint #10178275, filed 2007-01, 20,600 miles

“I was involved in an accident and had front end damage. The air bag sensor and light are on indicating that the air bag deployed; however, it did not. We have also experienced electrical problems as well with the van. The sliding door chime comes on randomly when I we are driving. Work had to be done previously on the wiring. Occasionally I hear rattling noises from the front end of the vehicle when I drive. The van also shakes excessively when approaching speeds over 45-50 miles per hour when I put on the brakes.”

NHTSA complaint #10293615, filed 2009-11, 71,000 miles

“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 locked up, unfortunately that is not the case with the doors. …”

NHTSA complaint #10471425, filed 2012-08, 88,000 miles

Related service bulletins

Electrical system: other model years

YearComplaintsShare of year
2007412%
20061120%
20053731%

Other parts of the 2005 Buick Terraza

Electronic stability control
29 complaints
Brakes
19 complaints
Latches, locks and linkages
16 complaints
Steering
14 complaints
Body and structure
12 complaints
Suspension
12 complaints
Other or unknown
11 complaints
Transmission and drivetrain
7 complaints
Exterior lighting
5 complaints
Air bags
4 complaints
Engine
4 complaints
Engine cooling
4 complaints

← All problems reported for the 2005 Buick Terraza

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology