What's the 2006 Subaru Impreza transmission fluid capacity?

The 2006 Subaru Impreza's 2.5 liter 4Cylinder engine is equipped with A4-speed electronically-controlled automatic transmission that useS-10 quarts of Mercon V ATF fluid. The 5-speed manual version useS7.4 pints of 75W-90 lubricant or OEM Subaru products. A transmission flush and filter change is needed every 30,000-50,000 miles. Problems associated with a failing tranny include hesitating, slipping between gears, surging while idle and lowered speed capacity, sometimes under 30 mph. The vehicle can get stuck in park or fail to engage, if the transmission is going bad. Low fluid levels can cause burning smells, leaks, and clunking, grinding or "humming" noises. Regular maintenance can extend the life of the tranny. Cost of servicing averages $177-$200 in materials and labor.