The document discusses what to expect after replacing the head gasket in a Volvo XC90. A head gasket is located between the engine block and head, and is responsible for maintaining compression and preventing oil and coolant from mixing or leaking. Signs that a head gasket needs replacing include unusual exhaust smoke, engine overheating, bad engine performance, and uneven engine idling. After replacing the head gasket, one can expect increased engine performance, optimal engine temperature, normal exhaust smoke, and better gas mileage.

1. What To Expect
After Head
Gasket
Replacement In
Your Volvo XC90?

2. ‘Head gasket’ is a key part
found on virtually all cars
with ICEs.

3. Installed between the engine block
and head, the head gasket is
responsible for doing the following
things:-
Maintain appropriate compression
Prevent intermixing of engine oil
and coolant
Keep the engine oil and coolant
from leaking out of the engine
internally

4. The gasket may deteriorate
over time and can cause a
leak.

5. If left unaddressed, a
blown head gasket can
make a mess in the
engine.

6. What causes the head
gasket to go out?

7. Listed below are a few reasons why
your Volvo XC90 head gasket may
leak:-
Normal wear and tear
Thermal stress due to changes in
temperature
Damage caused by pre-ignition
Improper installation

8. Signs you need to
replace your head
gasket

9. Unusual Exhaust
Smoke

10. The most common sign
associated with a blown
head gasket is- white or
blue colored exhaust
smoke.

11. It signals an internal
coolant or engine oil leak.

12. Engine Overheating

13. Another sign commonly
associated with a cracked
head gasket is- an
overheated engine.

14. Therefore, if your car is
running hot, the first thing
you should do is to check
its head gasket.

15. Bad Engine
Performance

16. Is your Volvo XC90 engine
performing poorly? This
could be a sign of had
gasket problem.

17. Compression loss due to a
blown head gasket can
make your car engine
perform poorly.

18. Uneven Engine Idling

19. If your engine is idling
rough, then its head gasket
may be approaching the
end of its life.

20. Head gasket
replacement- What to
expect afterward

21. Once you replace your Volvo XC90’s
head gasket correctly, you may
expect the following things:-
Increased engine performance
Optimal engine temperature
Normal smoke from your car’s exhaust
Better gas mileage

22. Closing Thoughts

23. If you’re noticing any of
the aforementioned signs
of head gasket failure, call
a mechanic right away.

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