* Edmunds: Edmunds.com is a well-respected automotive review site with extensive user reviews and professional evaluations. Search for "2007 Buick Lucerne" on their site.
* Kelley Blue Book (KBB): KBB.com offers similar information to Edmunds, including professional reviews, user reviews, and pricing data. Search for the vehicle there as well.
* Consumer Reports: ConsumerReports.org (subscription may be required) provides in-depth reviews based on their rigorous testing and reliability data. They often have long-term reliability information that can be particularly helpful for older vehicles like the 2007 Lucerne.
* Cars.com: Cars.com aggregates reviews from various sources and provides listings for used cars, which may include owner reviews.
* YouTube: Searching YouTube for "2007 Buick Lucerne review" will bring up various video reviews, often from individual owners or automotive YouTubers. Be aware that the quality of these reviews can vary widely.
When reviewing these sources, pay attention to the date of the review as opinions and experiences may change over time. Also, consider focusing on reviews that highlight the specific aspects of the car that are most important to you (e.g., reliability, comfort, fuel economy).