The GMC Acadia was voted as one of the best 8 Passenger SUVs for 2010.
The entire listed included

    GMC Acadia – Roomy, comfortable and can be configured for 7 people very easily!
    Buick Enclave – Can be configured for 8 people.
    Cadillac Escalade – Three rows of seating. Very comfortable!
    Chevrolet Suburban – Can seat 9 people but is a gas guzzler.
    Chevy Tahoe – Hybrid SUV – Seats 7-9 depending on the configuration.
    Chevy Traverse – Seats 8
    GMC Yukon – Also rated high on comfort. Seats 7-9
    Honda Pilot – Seats 8 only. No alternative configurations.
    Lexus LX – Fits 8 comfortably.
    Nissan Armada – Very roomy for 8 people.

See a GMC Acadia at Liberty Pontiac GMC Trucks, Charlotte