39
votes
Why could my vehicle be shaking around 60mph after hydroplaning?
You stated you had dirt in your wheels from the incident. Two things could be happening to you:
You still have dirt in one or more of your wheels causing an imbalance. A simple scrub will take care ...
- 153k
26
votes
Accepted
Would it be harder to install a new AC system if the old one is ripped out already for a long time?
Keep the AC system in the car until you are ready to get it repaired. There's a load of parts to an AC system and some of them are hard to access, you are likely to spend much more in labor costs ...
- 16.2k
21
votes
Why could my vehicle be shaking around 60mph after hydroplaning?
Even though you state that no curb was hit, it could be that you still hit something small while sliding and that could have affected the alignment of the wheels. Or if there really was no obstacle ...
- 1,344
12
votes
Can cats leave scratch marks on cars?
It's hard to be sure, but that looks like single-stage paint (without a hard-wearing clearcoat).
If so, it is relatively soft paint that could easily be scratched. Judging by the angle of attack (and ...
- 39.1k
11
votes
Can cats leave scratch marks on cars?
My experience with cats is that they do enjoy sticking their claws into something soft to sharpen them. Cats will completely destroy furniture this way. The scratches you are showing are on hard metal ...
- 12.2k
11
votes
Wiper fluid only squirts out for a second - Hyundai Accent 2006
The blockage probably isn't in the nozzle, it's right at the inlet of the pump. Some have a screen, many don't.
You can wire the pump backwards temporarily, to run the pump in the other direction ...
- 12.4k
9
votes
2007 Hyundai Elantra - Car beep when I lock the door no longer working
I believe your Elantra has a switch under the hood which detects if it is latched or not. All of the doors, trunk lid/rear hatch, and hood must be closed or the "beep" will not occur. Since you stated ...
- 153k
9
votes
How long does it take for engine damage to show up after running without enough oil?
There is no clearly defined time after which low oil damage will become apparent. But your experience sounds typical to me. There are any number of Youtube videos that show running engines without ...
- 12.1k
8
votes
How to Identify which O2 sensor is faulty WITHOUT readings from the car's system
This requires a bit of mechanical know-how and some time...
An O2 sensor can be tested with a multimeter that measures millivolts. You'll need to securely attach one lead to the signal wire of the ...
- 13.3k
8
votes
Why could my vehicle be shaking around 60mph after hydroplaning?
Sliding sideways into the dirt on the shoulder could cause a bent rim. I would have suspected you would be more likely to feel that at about 45mph but if the bend is relatively light, this could be ...
8
votes
Does free revving a diesel engine to 4000 rpm (1.6 crdi- hyundai) cause any damage?
Short answer - no. It's perfectly okay. And , it's also perfectly okay to be annoyed. It's one of those things mechanics like to do (no offence to anyone). Similar to endlessly hitting refresh on a ...
- 2,196
8
votes
How do I install a turbocharger and a supercharger on a 2008 Hyundai Accent?
I suspect a 96bhp 1.4 engine would struggle to provide enough power to spin up a supercharger and two turbochargers. I also suspect that the charging units you have chosen would not be well matched ...
- 23.5k
8
votes
Will driving car without coolant cap do long term damage to car?
If you didn't overheat the car, then you've done no damage. The radiator cap seals the system and allows pressure to build (to a point), which raises the boiling point of the coolant. This allows it ...
- 153k
7
votes
2007 Hyundai Elantra - Car beep when I lock the door no longer working
Seems a horn was damaged. Some cars use the vehicle's horn to "beep" as a response. Others use a separate horn.
Pop the hood and look in the front grille area. Use the diagram below to guide you. Do ...
- 3,363
7
votes
Weird "old"-sounding engine noise. What's the problem?
it sounds like valves
Your valves are at the top of the motor under the black cover.
They are reciprocating devices, they move in and out and are operated by a camshaft that is spinning at half the ...
- 33k
7
votes
Weird "old"-sounding engine noise. What's the problem?
While @DucatiKiller is most likely correct, there is another possible reason for this noise, that being a leaking exhaust manifold. If the exhaust manifold is leaking at the head, it will make an ...
- 153k
7
votes
Accepted
Canister purge valve constantly opening
The Purge is controlled by the PCM with a pulse width modulated switch signal. It is normal for it to cycle rapidly. This allows small amounts of the fuel vapor to be metered into the cylinders. This ...
- 11.6k
7
votes
Accepted
How do brake lines connect to their respective fittings?
Getting them to break loose is the biggest challenge.
I use a good penetrate, soak them several times over 3-4 days, use high quality brake line wrenches to turn the nuts to prevent rounding the ...
- 8,010
6
votes
CO, NOx, HC plot with AFR Table
Combustion Chemistry from Princeton
This isn't much of an answer but here is some data from a Princeton class related to Combustion Chemistry. You will see that the table you are looking for is ...
- 33k
6
votes
Would it be harder to install a new AC system if the old one is ripped out already for a long time?
Don't rip it out. In addition to what GdD said, some parts of the system, particularly the evaporator core, likely make up part of the seal between the engine compartment and the heating/AC ductwork. ...
6
votes
Is car lift required to change '03 Hyundai Santa Fe timing belt?
It depends on the car, but it's plausible that the best way to change the belt is to drop the engine. Even if dropping the engine isn't required, changing a timing belt on a modern car is often a very ...
- 16.2k
6
votes
Is car lift required to change '03 Hyundai Santa Fe timing belt?
I found this -
NOTE: Santa Fe – Due to limited space within the engine compartment it may be necessary to remove the engine from the vehicle or the gearbox mounting and left-hand side driveshaft to ...
- 24.9k
5
votes
Leaking gas tank from rust - needs sealed. What materials should I use and how should I do it?
If you have no money, the simplest way to get it fixed is to use a stainless metal screw (or galvanized if you cannot find stainless). Simply screw it into where the hole is at. When you insert the ...
- 153k
5
votes
How to Identify which O2 sensor is faulty WITHOUT readings from the car's system
You may want to review this answer of mine.
The tests outlined there for heater resistor continuity and response to lean/rich conditions assume a fully functional sensor. If the behavior under ...
- 39.1k
5
votes
Brand New Hyundai Santa Fe 2016 2.4 L uses 15 L/100KM
15L/100 km is around 15.6 mpg, which is lower than the 19-25 mpg rating provided by fueleconomy.gov for this Santa Fe.
Given that the car is brand new, it should still be under manufacturer warranty. ...
- 39.1k
5
votes
Accepted
Hand turned the crankshaft while in gear. Clutch damage?
It's fine
I did a similar job on a 2003 model recently. I kid car. Luckily, I didn't have any bent valves to deal with.
Turning the engine over with the head off and the car in gear won't hurt ...
- 33k
5
votes
Accepted
Thick white (maybe blue) smoke from tailpipe while accelerating, then the smoke stopped and car runs normally
Per your edit, you said the mechanic replaced a PCV valve that was stuck open, causing the excessive smoking. PCV in this case stands for Positive Crankcase Ventilation. The valve is located on the ...
- 6,037
5
votes
Hyundai Getz - A/C (interior) blower doesn't turn off
Some vehicles let the blower motor run 15 to 30 seconds after the vehicle is turned off. Others turn it back on 5 to 15 minutes after the vehicle has been turned off. This is done to blow off the ...
5
votes
Can cats leave scratch marks on cars?
I saw my sisters cat attempt to jump up on my car and then slide down the side leaving scratch marks where there were non previously, so to answer your questions, yes, without a doubt cats can scratch ...
- 51
5
votes
Should I change automatic transmission fluid JUST because it's brown?
Generally speaking, there is no harm in changing an automotive fluid. In fact, new fluid usually performs better than old fluid, whatever the purpose of the fluid. New fluid is clean, has the proper ...
- 12.2k
Only top scored, non community-wiki answers of a minimum length are eligible