2007 Buick LaCrosse

The 2007 Buick LaCrosse occupies the middle of the first-generation run (2005-2009), and the federal record shows a clear improvement arc across that period: complaints fell from 314 in 2005 and 299 in 2006 to 249 in the target year, while recalls declined from five in 2005 to four in both 2006 and 2007 and then down to two in 2008-2009, suggesting the early lifecycle issues were being engineered out by the time the 2007 was produced. The 859 TSBs for 2007 are part of a steadily accumulating service record (576 in 2005, rising each year), which is typical for a maturing platform rather than a red flag, though buyers should expect more one-off fixes on an early-cycle car than on a 2014+ model where complaint volumes drop into double digits. The complaint mix is dominated by exterior lighting (93 filings) and electrical system issues (36), a pattern concentrated enough that a pre-purchase inspection should specifically verify headlamp/taillamp function, wiring integrity, and that the four 2007 recalls have been completed. The 17 fire complaints and 8 crash-related complaints are not insignificant, but the data does not specify root causes, so they reinforce the need for a mechanic to scan for open recalls and check the electrical grounds rather than signaling a specific defect. Bottom line: the 2007 is a reasonable used buy that benefits from the first-generation's improving reliability trend, but only if the lighting and electrical complaints have been addressed and recall documentation is in hand.