WE RECENTLY PURCHASED A 2000 EX/NAVI WITH 16K AT CARMAX. THE OTHER DAY I NOTICED THE PASSENGER SIDE REAR WHEEL SQUATS(CAMBER, TOE IN?) MORE THAN THE DRIVERS SIDE REAR WHEEL, ALTHOUGH THE VAN SITS LEVEL. IS THIS AN ALIGNMENT PROBLEM OR WORSE? ALSO WE ARE GETTING ABOUT 13-15 MILES TO THE GALLON IN ALL CITY DRIVING WITH THE A/C ON. IS THIS NORMAL?