Gumbyjarvis I experienced the same thing with my dart 2.4. Was using pennzoil platinum 0w20 and it would use about 1-1.5 quarts in 5,000 miles. Switched to schaeffer's 0w20 and in 5,000 miles it uses maybe a 1/4 of a quart. I'm not saying pennzoil platinum is a bad oil but it wont hurt to try a...