The 2012 Buick LaCrosse is a midsize sedan that blends near-luxury comfort with a quiet ride and upscale styling. It’s part of the second-generation LaCrosse introduced for 2010, positioned to compete with premium-leaning family sedans by offering a smooth highway feel and a high-quality interior for the price. This model is ideal for drivers who want a comfortable commuter and road-trip sedan with available V6 power and available all-wheel drive. In the used-car market, the 2012 LaCrosse is often chosen for its value: a more refined experience than many mainstream sedans without the higher ownership costs of some luxury brands.

1) Engine choices to fit different priorities: a 2.4L 4-cylinder for efficiency, a 3.6L V6 for stronger acceleration, and an available eAssist mild-hybrid 2.4L setup on select trims for improved fuel economy. 2) Available all-wheel drive (paired with the V6) for better traction in rain and snow, a key differentiator versus many midsize sedans of the era. 3) Quiet, comfortable ride quality with a well-insulated cabin and composed suspension tuning, making it a strong long-distance cruiser. 4) Premium interior touches for the segment, including available leather seating, heated seats, and driver-focused controls that give it an upscale feel. 5) Strong safety and convenience availability for its class, with features such as stability control, available parking aids, and available infotainment and connectivity upgrades depending on trim and options.

Shoppers researching 2012 Buick LaCrosse problems often find a generally solid car with a few repeat trouble spots. Here are some 2012 Buick LaCrosse common issues that owners and used-car shoppers commonly report: 1) Transmission shift quality concerns (especially on some V6 models): Some owners report harsh shifts, hesitation, or flare between gears, sometimes showing up around 60,000–120,000 miles. In many cases, fluid condition, software updates, or internal wear can be involved, so a thorough test drive (cold and fully warmed up) matters. 2) Timing chain wear on the 3.6L V6: Like other GM 3.6L applications from this period, neglected oil changes can contribute to timing chain stretch and related check-engine lights, often appearing closer to 100,000 miles or beyond. Consistent oil service is a big reliability factor on V6 cars. 3) Electrical and infotainment glitches: Owners sometimes mention intermittent radio/infotainment issues, screen or Bluetooth quirks, and occasional warning lights tied to sensors. These can range from minor annoyance to diagnosing a failing module or sensor, so scan for codes before purchase. 4) Steering/suspension wear items: Clunks over bumps, vibration, or uneven tire wear can point to worn struts, sway bar links, wheel bearings, or alignment issues, commonly showing up in the 80,000–140,000 mile range depending on road conditions and tire maintenance.