4
votes
2answers
105 views

Bulge in infiniti q50 driver's side bridge stone

So I just noticed a bulge in the tire on the driver side of my car. It is a 2015 model and it has less than 10,000 miles on it. I am wondering if I need to change this ASAP or I can drive (about a 100-...
4
votes
1answer
38k views

How to tell if the Control Arm is bad too, or just the ball joint

I have a 1997 Ford Expedition 4WD truck that has a LOT of wiggle on the front left tire. I'm assuming that this is caused by a bad ball joint. Is that a safe assumption to make? Assuming that it is, ...
4
votes
1answer
57 views

2006 Fusion, unplugged blue plug behind glovebox, now one headlamp and brakelight not working

06 Fusion SE 2.3L. AC wasn't working so I took advice from this instructables article and this video to do a quick temporary fix. I attached a 47kOhm resistor to the purple and yellow wires (top 4th &...
6
votes
3answers
2k views

What do the numbers on motor oil specifications mean?

What do the numbers and letters in a motor oil specification mean? For example: 0w-30 5w-40 10w-20 Which values are better? Also, sometimes there are additional letters and numbers ...
2
votes
1answer
62 views

1991 ford explorer 4x4 metal screeching

I just bought this vehicle, and it never did this when I test drove it. While I was driving it made this metal screeching noise, and second or two later the noise went away and the rear of the vehicle ...
2
votes
1answer
24 views

Bad voltage regulator?

1999 nissan altima. Battery and brake light came , had it tested at o'riley alternator tested bad voltage regulator. Replaced with rebuilt alternator. Cranked car, lights are off everything is good ...
3
votes
1answer
46 views

Ticking noise during acceleration

I have a 98 Tahoe with 150,000 miles. When I accelerate from a dead stop I hear a ticking noise from under the vehicle. It is not present when idling or deccelerating. If I accelerate slowly the ...
1
vote
1answer
43 views

2015 Sentra tank does not fill up completely

My 2015 Sentra SV stops taking gas before it's full. I know for sure it's not a problem with the gauge as I ran the car almost empty and could only fill up a little over 7 gallons, whereas the tank ...
3
votes
1answer
25 views

1993 Ford Probe GT that has no spark and can't hear fuel pump kick in?

I had this car for three days. On the first day it was perfect and then the second day it just stopped out of no where. I started it up and it kept doing it every now and then until it never started ...
3
votes
1answer
40 views

Should I apply grease to my trailer hook?

I have never applied grease to my trailer hook. As a result, it looks like this : I have been told that I should not grease it (something to do with the friction being important for... something?)....
4
votes
4answers
93 views

Can I use modern brake cleaner on exterior engine parts?

I want to clean the cylinder fins of my BMW R80GS 1991 with brake cleaner and a brush. If I am careful to not get it on any rubber parts or gaskets is it generally safe to use on the aluminum parts? ...
2
votes
0answers
22 views

2002 Pontiac Sunfire

I hope someone can give me some insight on what is going on with my car. 2002 Pontiac Sunfire two door. Over time I have heard a very very faint ticking sound which never really concerned me car ran ...
4
votes
0answers
31 views

Buzzing sound coming from Audi A3 2.0 TDI engine

This is an '05 A3 with a 2.0 TDI BKD engine, about 120k miles on it. The sound starts when I move the key to the ON position, without starting the engine. But even with the engine on, it's still there,...
3
votes
1answer
2k views

How to Reset AirBag codes without expensive scanner?

Car hasn't been in a crash, but the AirBag light is ON. Chevrolet certified dealership was unable to provide exact reason why it is ON, but they suggested to first change battery to see if it helps ...
4
votes
1answer
39 views

Quadrajet issues

1970 Chevrolet C20 Custom Camper Pickup SBC 350, Quadrajet carburetor I've been having some issues I believe are float related. Wanted to see if my thinking is correct. Issue #1 - takes a bit of ...
3
votes
2answers
254 views

Can a universal catalytic converter be legally fitted to my Prius in California?

My 2006 Toyota Prius with 280k miles is throwing the P0420 code, which means that it (probably) needs a new catalytic converter. I live in California, which makes life much more difficult to replace a ...
4
votes
1answer
42 views

How to maintain a car's interior when left unused?

My friend owns a five year old Skoda Fabia, which he uses once in a month or two as he goes out of the town frequently. His car is fully covered while it is parked in the garage. Recently when he ...
17
votes
6answers
975 views

Is it Safe to Drive With Low Engine Coolant?

I have a 2001 Chevy Malibu and have replaced the engine coolant in it twice in the last six months after the low coolant warning light came on, and the light has recently come on again. The climate ...
1
vote
0answers
25 views

Need help installing Pioneer car stereo in 2006 Hyundai Sonata (power antenna)

I have a 2006 Hyundai Sonata and am switching over my brand new radio from my old car. The radio I have is a Pioneer AVH-2800BS. According to Crutchfield (which I know and trust by heart!), it says "...
5
votes
2answers
42 views

Can hydrogen gas work in all ICEs?

If I put hydrogen gas in any internal combustible engine that use normal fuel or even a diesel engine, would that mess up the car?
3
votes
2answers
67 views

Why do car manufacturers use plastic parts in the car?

Those plastic parts are so weak. They get broken all the time. I specifically saw this problem in My Renault Twingo 1995 and VW Beetle 2001. Are there any cars that use metal instead of plastic?
6
votes
1answer
84 views

Slow speed crunch/pop sound?

Having this issue that started recently. Hearing and feeling in the steering wheel and pedals crunch/pop sound when rolling slowly. On/off brakes doesn't seem to matter. In gear/off gear doesn't ...
-4
votes
2answers
71 views

Fuel saving devices, working or not?

It is claimed that a small unit installed in the fuel tank can save fuel 20-30%. The basic principle is reducing loss of volatile compounds via negative charged air. I really doubt the principle. (1)...
3
votes
1answer
25 views

2001 Toyota Corolla vvt code 1349 turns check engine light on and off

My Corolla's check engine light will come on then turn off after a day or two. This has happened every few weeks for the past several months. In the oil change before last I had the mechanic use MOA ...
5
votes
1answer
67 views

How long can “Stabil”ized gas stay fresh? and can it be improved?

I had my sportbike in storage for at least 3 years. It is Electronic Fuel Injected. It had a full tank of Premium Gas (Shell or Mobil). I put in STA-BIL to preserve the gasoline. Is the gas beyond ...
5
votes
2answers
46 views

my 2011 Chevy Equinox check engine light on, reads code P0420

Check engine light been on. I checked gas cap the other day and it stayed on. I will put premium fuel in next time i fill up. It's been on for about a week. Any ideas to cause or solution?
7
votes
4answers
113 views

Why did my clear coat turn out matte instead of glossy, and how can I fix it?

A while back I fixed up some rust spots on stone kicks on my hood, and ended up repainting my whole hood to cover them up after grinding/puttying/priming. I got custom matching spray paint made and ...
4
votes
1answer
45 views

Suzuki Swift running cold - replaced thermostat and the issue persists

My 1994 Suzuki Swift Sedan 1.3L with 280,0000 miles has been running cold for a while now. I can't get my self warm with the heater in the mornings when there is frost. It surges climbing up a ...
5
votes
3answers
77 views

Ducati Monster 821 - Ignition problems

I have a 2015-Ducati Monster 821 that have started to argue with me. When i turn the key to on - i see the panel light up and the fuel pump etc starts. But when i klick the ignition button, nothing ...
3
votes
1answer
48 views

Honda CBF600NA with 150 CCA Battery?

I have a Honda CBF600NA (A = ABS variant) PC43 (second generation) and my battery probably went dead recently. I'd like to buy a new one. My dead battery I've found inside the motorcycle is GS-Yuasa ...
2
votes
1answer
442 views

My Toyota dealer replaced my water pump and failed to replace my coolant

I noticed my radiator was dry after three weeks of driving my car after i got it back from the dealer, they replaced my water pump. I just discovered this tonight after my check engine light came on. ...
23
votes
8answers
141k views

Running with straight water as coolant in the summer. Is it fine?

I grew up flushing the coolant twice yearly. In the Spring, you drain the antifreeze and fill with straight water for the summer. In the Fall, you drain the water and put in a 50/50 antifreeze/water ...
5
votes
1answer
10k views

Will a BCM prevent a car from starting?

I've been dealing with an issue for over a year wherein my 2005 Pontiac Grand Prix starts sometimes and does not start at other times. I had the issue diagnosed last year by the GM dealership. They ...
5
votes
2answers
586 views

Coolant below minimum every 6 weeks - Mk4 VW Polo

This is about my VW Polo (mk4). It's been a cat C in the past after taking a knock to the front bumper. It needs the coolant topping up every six weeks (ish). I've been carrying a bottle of water in ...
6
votes
4answers
5k views

Does a wider tire always mean more grip/traction

Recently, i had a discussion with someone about tire width. I claimed, that with bigger (wider) tires, a car would have more traction/grip. The person i was discussing this with, agreed with me, up to ...
5
votes
1answer
72 views

Pivoted curved-path piston engine

Years ago, I saw a documentary about engine efficiency where people were testing a pivoted, curved-path piston engine. The claim is that the standard piston engine, with straight up-and-down path, ...
10
votes
2answers
494 views

Is it safe to fix a bent motorbike wheel?

Long story short my front wheel took a hit and the rim is now slightly bent. Now, since this is a forged aluminium wheel, replacing it costs the best part of 1500EUR. Being on a budget I thought of ...
2
votes
2answers
40 views

What could be causing battery drain on a 2009 Honda Pilot?

My sister has a 2009 Honda Pilot that's got some issues with the electrical system. The battery frequently drains overnight (every other day or so). When driving a lot (several hours or more) the ...
7
votes
1answer
76 views

How can I fill the tank on my older pickup truck?

I have a 1974 Ford F250 and I have an extremely difficult time filling the tanks at gas stations with the newer rubber boots on the gas nozzles. The physical shape of the older pickup truck gas filler ...
9
votes
0answers
57 views

More In Cylinder Pressure Testing Questions

So I was looking at a 06 Pontiac G6 2.4l with a complaint of low power on hills. Had been at another shop to have the transmission checked and they referred the customer to us. Road test confirms car ...
9
votes
1answer
52 views

IAC valve cycling eratically

I have a 2004 Freestar with 240000 kilometers on it. I have had problem with the engine surging at about 1100 rpm or high idle. No check engine code is logged, I put it on a Ford computer and there ...
1
vote
1answer
27 views

Rattling noise inside driver side air vent

2014 Renault. I bought it almost new and didn't have this issue. When the heat is Off I can hear a rattling/vibration noise that comes from the inside of the driver side's air vent. It doesn't happen ...
7
votes
1answer
86 views

Alternator isn't charging battery properly. Replace or swap regulator only?

I have a 2015 Honda Fit EX. On my dashboard, there is a small screen that has been displaying "CHECK CHARGE SYSTEM" and displaying warning lights (TPMS, power steering, and stability control). I ...
0
votes
1answer
32 views

cooling system problem throwing water out when its hot

I am having a problem with my cooling water leaking out through but there's no external leakage could it be that there air in the system because I try to replace the thermostat but still leaking ...
3
votes
1answer
31 views

after replacing icv,intake boot,valve cover gasket and return to stock air box from CAI,car will not hold idle 325i 1994

Car will not idle after re-installing stock air box from previous cold air intake. I replaced idle control valve also replaced intake boot as well as valve cover gasket along with spark plugs, BMW ...
3
votes
0answers
26 views

Is battery bus voltage available via OBD2 scanners for 98 Avalon?

In order to supplement the inadequate-by-design alternator BIT circuits in my 98 Avalon (alternator failures have stranded us; no instrument panel warnings of charging failure), I'd like to either ...
3
votes
1answer
29 views

97 Eclipse GST Turbo

I switched my Turbo from the T25 Garrett to a 16g TDO5. I have been having to get my car beyond 3500 RPM before boost actually begins. Is this a problem or is this normal before boost? Should it ...
7
votes
2answers
582 views

Motorbike rear wheel hub reassembly

I want to get a new tire fitted on my 2003 Suzuki DR650 and removed the rear wheel. Following the manual I took the chain guard off, removed the axle, made the wheel free of chain and brake caliper ...
4
votes
1answer
64 views

Brakes Smoking After Driving

I realized I had no brake pads. I was grinding metal on metal so I changed the rotors and put new brake pads on but still when I drive it for a little ways you can see black powder on the rims from ...

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