The 2010 Buick Enclave large crossover SUV comes in CX, CXL1 and CXL2 trim levels. All have a standard seven-passenger seating configuration via second-row captain's chairs and a third-row bench seat. The Buick Enclaves CXL1 adds leather upholstery, heated power front seats (eight-way driver, four-way passenger), driver-seat memory functions, rear parking sensors, remote ignition and a back-up