Questions about identifying, locating and repairing oil leaks from an engine, gearbox or differential

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8
votes
1answer
1k views

What do i need to know when replacing a valve cover gasket

I have an oil leak from a cracked valve cover gasket that i want to replace myself. I bought the gasket nearly 6 months ago and i am apprehensive at doing it myself without sort of feed back as to ...
25
votes
2answers
7k views

Do I have an oil leak if I have to add oil?

I don't change the oil all that often (maybe every 8000 miles) and on my 10 year old car the oil light comes on and I need to add a quart or two (and then I start thinking I practically changed the ...
3
votes
1answer
745 views

Volvo s40 Oil Pressure light

My fiance was driving our S40 to work this morning and saw a bit of smoke rolling from under the hood, she decided to let the smoke dissipate then limp the car home. On the return trip the car kicked ...
4
votes
2answers
4k views

oil leaks when driving, not while parked

My wife has a 2004 Mazda 6, 2.3 liter 4 cylinder. When the car is parked, oil doesn't pool underneath. After driving for about an hour, we need to add about 1-3 quarts. With this issue, where could ...
5
votes
2answers
542 views

What does this device on a 1985 Mercury Lynx/Ford Export Diesel do?

I have a 1985 Mercury Lynx (Ford Escort) Diesel 4 cylinder. The device shown in the pictures -- below the starter -- has a hose connecting it to the radiator. There is another hose that is ...
2
votes
4answers
691 views

Oil on driveway: Will a Belly pan be helpful?

My car slowly drips oil from the drain plug and between the tranny and engine, at least, according to the mechanic. An unnecessary 1600$ repair. Do you think a belly pan would be helpful to at least ...
3
votes
1answer
4k views

Starting a car that has been sitting for about a year [duplicate]

Possible Duplicate: Reviving a vehicle that has been idle for a long time. My 1998 Trans Am has about 80,000 miles on it and has been sitting for about a year without being started in my ...
5
votes
2answers
910 views

What is the durability of a plastic valve cover?

After a change of the valve cover gasket didn't fix a rather persistent leak (than managed to cover my entire engine in oil) I took my car to a mechanic. They called up saying that they have ...