NHTSA lists 2 safety recalls and 33 owner complaints for the 2007 Buick Terraza. Most complaints involve structure (13) and latches/locks/linkages (7). The EPA rates it 19 mpg combined.
THE BRAUN CORPORATION HAS NOTIFIED NHTSA ABOUT A DEFECT IN CERTAIN MODEL YEAR 2005-2008 GENERAL MOTORS MOBILITY CONVERSION, HANDICAPPED ACCESSIBLE LOW FLOOR MINIVANS. DURING CONVERSION, THE DRIVER OR PASSENGER SIDE TRAILING ARM MODIFICATION MAY NOT HAVE BEEN ADEQUATELY WELDED.
DORMAN IS RECALLING 979 STEERING KNUCKLES, DORMAN P/NOS. 697-902 AND 697-903, SOLD UNDER DORMAN'S "OE SOLUTIONS<SUP>TM</SUP>" BRAND NAME, AND NAPA P/NOS. 7-8502 AND 7-8503 WHICH WERE SOLD FOR REPLACEMENT USE ON THE VARIOUS VEHICLES LISTED ABOVE. A POTENTIAL MATERIAL OR DESIGN DEFECT COULD RESULT IN THE STEERING KNUCKLE BREAKING IN THE HUB AREA.
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.
“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”
“REAR SLIDING DOORS WILL NOT REMAIN CLOSED, THEN OPEN WHILE DRIVING AND CONTINUE TO ALARM WHEN CLOSED. I'VE TAKEN IT IN FOR REPAIRS THREE TIMES ON BOTH DOORS, YET, NOW THAT MY WARRANTY IS NO LONGER IN EFFECT, I MUST PAY OUT OF POCKET FOR AN ISSUE THAT IS AN OBVIOUS SAFETY ISSUE GM IS IGNORING. MY GRANDSON'S CAR SEAT SITS BY THOSE DOORS, THANK GOD HASN'T FALLEN OUT!!! I'VE GOOGLED AND HAVE SEEN HUNDREDS OF THE SAME COMPLAINTS IGNORED. WHY IS IT SOMEBODY HAS TO DIE BEFORE THIS PROBLEM IS ADDRESSED?! THERE ARE SEVERAL INCIDENT DATES!!! *KB”
“The contact owns a 2007 Buick Terraza. The contact stated that while driving at an undisclosed speed and driving over a speed bump, there was a clunking sound coming from the rear of the vehicle. There were no warning lights illuminated. The contact stated that while driving at an undisclosed speed, the rear of the vehicle vibrated unexpectedly. There were no warning lights illuminated. The vehicle was taken to a dealer and a mobile dealer, where the vehicle was not diagnosed or repaired. The manufacturer was not made aware of the failure. The approximate failure mileage was 55,000.”
Towing, payload and dimensions aren’t in the EPA or NHTSA data, so we don’t list them.
| Version | City | Hwy | Comb. | Fuel / yr | CO₂ g/mi |
|---|---|---|---|---|---|
| Terraza FWD Auto 4-spd, 6 cyl, 3.9 L · Front-Wheel Drive | 16 | 23 | 19 | $3,400 | 468 |
| Terraza FWD Auto 4-spd, 6 cyl, 3.9 L, 500 · Front-Wheel Drive | 16 | 23 | 19 | $3,400 | 468 |
| Item | Miles | Time | Note |
|---|---|---|---|
| Engine oil & filter | 5,000–10,000 mi | 6–12 months | Follow the oil-life monitor if fitted |
| Tire rotation | 5,000–7,500 mi | Every oil change | Check pressure monthly |
| Engine air filter | 15,000–30,000 mi | 1–2 years | Sooner in dusty areas |
| Cabin air filter | 15,000–25,000 mi | 1–2 years | |
| Brake fluid | — | 2–3 years | Absorbs moisture over time |
| Coolant | 60,000–100,000 mi | 5–10 years | Long-life coolants last longer |
| Spark plugs | 60,000–100,000 mi | — | Iridium/platinum plugs at the long end |
| 12V battery | — | 3–5 years | Heat shortens battery life |
2 safety recalls as of Oct 28, 2026, according to NHTSA. Recall repairs are free at a dealer. Check your VIN to see whether your car is included and whether the repair was done.
Owners filed 33 complaints with NHTSA. The most-cited components are structure (13), latches/locks/linkages (7), suspension (5). Complaints are unverified owner reports and aren't adjusted for how many cars were sold.
The EPA rates the 2007 Buick Terraza at 19 mpg combined, depending on engine and drivetrain (2 versions rated).