oil down quart n half a month on 2006 Subaru Outback

recently had timing belt n water pump replaced wher is oil going no leaks have 111,400 miles can it b burning this fast ot is a seal leaking inside where they replaced timing belt

by in Delray Beach, FL on November 05, 2012
2 answers 2 comments
ANSWER by on November 05, 2012
its normal for higher mileage eng to use 1/2 per 1k miles of driving. this maybe ok per dealer spec's
COMMENT by on November 07, 2012
dealership says cause of oil burning is the catylitic conveter this true? also do i need a ct conv. emisions n all i live in fla
COMMENT by on November 07, 2012
catt can only burn oil if oil gets there from eng. you have an eng problem for sure
ANSWER by on November 07, 2012
Poss. headgasket (external) leaking oil onto exhaust and burning it off that way. Globalhelper is correctfor internal issue(s). Maybe get references to another shop and have a second look.

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