DT: THE CONTACT STATED WHILE DRIVING ALL OF THE LIGHTS DIMMED. THE FAN MOTOR LOST POWER. THIS HAPPENED EIGHT TIMES ON A TEN MILE DRIVE. THE VEHICLE HAS BEEN TO THE DEALERSHIP , AND THEY REPLACED MULTIPLE COMPONENTS, BUT THE PROBLEM GOT WORSE. THE ENGINEERS FOR THE MANUFACTURER SENT THE SERVICE DEPARTMENT 40 TESTS TO RUN ON THE VEHICLE TO DIAGNOSE THE PROBLEM, BUT NOTHING WAS FOUND. THE ZO…
2005 Buick Terraza engine problems
moderate 3 complaints filed with NHTSA · avg repair $3,100
Complaints
3
Recalls
0
Crashes
0
Avg fix
$3,100
What owners are reporting 2 most recent
2005 BUICK TERRAZA WITHOUT WARNING BEGAN TO WOBBLE MAKING A GRINDING NOISE AND RAPIDLY SLOWED DOWN TO A STOP. *TS ***NO ANSWER REQUIRED*** THE DEALER REPLACED NUMEROUS PARTS ON THE VEHICLE, BUT THE PROBLEM CONTINUED. *JB
Common questions
How serious is the engine problem on the 2005 Buick Terraza?
It's a documented issue but not catastrophic. 3 complaints have been filed. Repairs average $3,100 and most owners catch it before it causes a breakdown.
At what mileage does the engine typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $3,100 for engine repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to engine?
No active recalls currently cover engine issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Other problem areas on this vehicle
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Severity ratings are derived from reported crashes, fires, injuries, and fatalities.
Repair cost estimates are independent-shop national averages and may differ in your area.
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