Does valve cover affect performance?
As the name implies, a valve cover is just a cover; its function is to protect the innards from the outside elements. It has no direct impact on engine performance unless the original valve cover was damaged or cracked to begin with.
What causes a valve cover to crack?
The valve cover gasket is a thin strip of rubber or cork that creates a tight seal between the valve cover and the cylinder head. Because the gasket is delicate and prone to damage, continuous exposure to dirt, debris, and heat over time will cause it to become brittle and crack, losing its ability to prevent leaks.
How serious is a valve cover leak?
When this occurs, the gasket can lose its integrity and leak, potentially causing cosmetic issues like leaking oil, or drivability problems and reduced engine performance. If not replaced by an ASE certified mechanic in time, a bad valve cover gasket can lead to complete engine failure.
Are there any recalls on the Volvo S80?
See TSBs and recalls for the Volvo S80. Worried about potential repair costs? An extended warranty can provide peace of mind. Chart based on 43 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance. turbocharged 300hp 3.0L I6 6-speed shiftable automatic AWD
Where to look for oil leaks in a Volvo?
Oil leaks which can be seen below the engine or on top of the valve cover is common too. Look at the oil fill cap on top of the engine and look for oil residue. Also look at your engine oil dipstick for leaks. Engine Oil dipstick pops out of the pipe and keeps doing it every time you run the engine.
How long does it take to replace transmission on Volvo S80?
Replaced transmission–7 days in shop—never shifted right and slipped–currently back at shop. 2nd rebuilt transmission replacement went bad after about 30 miles…towed back to original repair shop…tranny replaced again (transmission #4). Paid $40.00 to flush coling system.
Is the Volvo oil trap the same as a PCV valve?
Those of us over a certain age remember older cars having a PCV valve (Positive Crankcase Ventilation). The Volvo oil trap accomplishes the same thing as a PCV valve which is allow the engine to breath. You may not know this but the combustion engine needs air coming in and therefore air going out.