I don't burn oil, nor do I have an oil leak per mechanic. My mileage keeps going down even after driving many hours on the highway. One mechanic said these two issues are related and to change my PCV valve and hose. AutoZone computers say my vehicle has no PCV valve or hose. What to do? Thoughts?
2005 Chevy Tahoe PCV Issue
- Thread starter Ksyverson
- Start date
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