I am seriously thinking of buying this. I think it is a fairly good price and I'm wondering if there is anything I should be worried about with this model/gen/year? I have never bought a used car before, so any tips for that would be helpful too

Thanks, here are the details:

Price: $20,000

Kilometers : 90000
Status : Pre-Owned Warranty : Available
Financing : Available
LeaseLoan Detail : INSTANT FINANCING AVALIABLE!
Engine : 3.5L
Body : Sedan
Transmission : Automatic
Cylinders : 6
Fuel : Gas
Drive : AWD
Doors : 4
Passenger : 5
Interior Color : Black
Exterior Color : Dark Grey
Type : Sedan
Options : Alarm, AM/FM Stereo, Air Conditioning, Alloy Wheels, Anti-Lock Brakes, Anti-Theft, Anti-Starter, CD Player, Cassette, Driver Air Bag, Dual Air Bag, Fog Lights, Intermittent Wipers, Keyless Entry, Navigation System, Power Brakes, Power Mirrors, Power Seat, Power Steering, Power Windows, Rear Defroster, Side Impact Air Bag, Tilt Steering, Tinted Glass, Heated Seats, Leather Interior, Power Locks, Sunroof, Traction Control, Cruise Control, All Equipped, Heated Mirrors, Power Trunk, Tilt Wheel, CD Changer, Rain Sensor Wipers, Split Folding Rear Seats, Auto Dimming Mirrors, Dual Climate Controls, Xenon Headlights, Memory Seats, Passenger Air Bag, Telescoping Steering Wheel, Premium Audio, Stability Control, Premium and/or Oversized Wheels, Leatherette Interior
Description : ALL WHEEL DRIVE, very clean, dealer maintained. ALL options, 6 disc Bose sound system, power sunroof, heated black leather seats, xenon headlight. CALL TODAY.

Warranty Description: Balance of factory warranty. CAN BE Extended up to 4 additional years.