2
votes
2answers
2k views

How to diagnose excessive coolant consumption?

Whats the best way to determine the source of coolant consumption? How should one differentiate between say a leaking radiator, leaking waterpump, leaking hoses, a blown head gasket, or crack in the ...
2
votes
3answers
14k views

What is the proper way to extract a broken sparkplug?

When dealing with a car with aluminum head(s), what is the proper way to extract a broken sparkplug?
1
vote
2answers
4k views

High-pitched squealing coming from engine

I've been told that a wet serpentine belt causes this. Is that true? If not, what else could it be? How can I fix this? This is a 2004 Chevy Trailblazer (4.2L 6-cyl. engine). I hear the noise ...
3
votes
1answer
354 views

Is the silencer in the intake path too restrictive on the 2004 Subaru Impreza WRX?

If you look under the hood of a WRX, the intake path is a little convoluted. Air enters a large channel near the hood latch that funnels diagonally across the front of the engine compartment. It ...
0
votes
1answer
379 views

2004 Trailblazer rear wiper not returning correctly

I sprayed my rear wiper arm with WD-40 because it wasn't touching the glass. Now, it wipes great, but when I turn the wiper off, it doesn't return to the cradle correctly. When this happens, the ...
6
votes
2answers
17k views

Are fuel system cleaners (like Gumout) worth using regularly?

Are fuel system cleaners (like Gumout) worth using regularly?
2
votes
2answers
69 views

Flaky alarm system

My wife's Acura's alarm system was the most sensitive one I had ever run across. It was installed by the former owner, a professor in Princeton. Now we are in a little town with low crime so when the ...
3
votes
3answers
365 views

Car starts fine cold or warm, but has trouble inbetween

I have an 1980s Porsche 924. It starts perfect when cold or warm, but if you leave it for about 15 minutes, starting it can be a real pain. I looked into this and found out that there is a diffrent ...
4
votes
2answers
8k views

How do I convert a R12 to R134A for my AC system?

I have an older vehicle that has AC, but it needs a recharge. It uses the older R12 refrigerant and it is very expensive and can be difficult to locate as it is not made in the US anymore. How do I ...
6
votes
3answers
2k views

Troubleshooting 'random' clutch problems

I've got a customer who came in complaining that the clutch pedal had gone 'funny': it wasn't 'coming back up' like it used to. As he was in for service anyway, we replaced the clutch fluid, and it ...
1
vote
2answers
886 views

Removing oil filter from Lincoln Mark VIII

I've had two different Lincoln Mark VIIIs - one 1993, and currently one 1996 LSC. Both are "first generation" ('93-'96) Mark VIIIs, but I'm fairly certain this will also apply to "second generation" ...
6
votes
1answer
2k views

Why are my turn signal lenses melting?

A couple of years ago I bought a used 2005 Chevy Malibu. Then just last summer, I had to replace the front turn signal bulbs on both sides twice within a month because they kept burning out. I ...
1
vote
2answers
1k views

How to remove rust from gas tank?

I have heard of a couple methods for removing rust from rattling a chain/sand/rocks with diesel fuel in the tank to doing an acid treatment. Is this something I should attempt to do, pay for a ...
2
votes
1answer
240 views

Installing New Distributor on a 1968 Ford Thunderbird With 186,000 Miles

I have a 1968 Ford Thunderbird that had a Mallory ignition. The Mallory ignition started to show signs of wearing out, as the motor would run for a few minutes and suddenly die, only to start back up ...
11
votes
5answers
2k views

My Car Squeals When Braking Even Though I've Had My Front Rotors Machined and Back Rotors Replaced and all new brake pads. What could it be?

I own a Toyota Soarer SC300 (1994), 2JZ motor non-turbo 3 litre engine. The engine is probably irrelevant, but provided for prosperity. Anyway, the front rotors were machined and are within the legal ...
5
votes
4answers
779 views

How to tune the ECU / fuel trim in a custom-built engine

I have a Gen VI 454 in my Suburban that needs some work. I'm thinking about turning it into a 496 stroker. Once I find a list of mechanical components (crank, cam, pistons, heads... everything) that ...
4
votes
2answers
342 views

What bolt is a replacement for the front sway bar bolts on a 2004 Subaru WRX wagon?

In replacing my worn-endlinks recently with lovely Kartboy pieces, I noticed that I had a seized bolt in one of the rear links. I was able to get a short-term replacement until I order a new Kartboy ...
2
votes
2answers
289 views

What's the correct fusing for a headlight relay?

Summary of the situation: I have a 1975 Ford truck that suffered from the "Ford flashing headlight problem". The factory wiring uses 18ga wires over a very long path and through an under-rated ...
2
votes
1answer
444 views

How to fix rear differential leak on 1974 Ford F250

I have a 1974 Ford F250 RWD that I use very rarely. I take it around the block once a month to make sure it still works. A while ago I noticed that the rear differential was leaking from (what ...
3
votes
4answers
3k views

Cooling fans constantly run

This past summer I inherited a 95 Pontiac Grand am that while looking under the hood, I noticed someone had removed the air conditioning unit. I drove it throughout the summer and wasn't until the ...
4
votes
3answers
2k views

How do I fix a sagging headliner

My headliner has started to sag right over the front passenger. While it is not causing me any issues (it is not so low that it hits the passenger or distracts me) it is very ugly. What is the best ...
9
votes
2answers
186 views

Proper Jack Location

In general, where is the best place to put a jack to prevent damage when lifting?
1
vote
0answers
145 views

Motorcycle Maintenance [closed]

What should you check/clean/replace on a Motorcycle every year? I already: Change the oil (10w40) and filter twice a year Periodically check the tires for pressure, cracks, bumps (I forget the ...
5
votes
6answers
3k views

How to Clean a Paper Air Filter

I have a 1989 Yamaha FZX 750, and I can't find a replacement air filter for it. What's the best method to clean the air filter?
3
votes
2answers
412 views

Rear hatch always reads open

The back door in a Jeep Grand Cherokee (1998) is always reading open, even when it's closed quite firmly. This causes the vehicle to beep when the car is being driven. I've taken apart the door, ...
4
votes
3answers
745 views

How much oil will this fluid extractor extract?

The Griots Garage multi-fluid extractor is an example of a tool that certainly seems amazingly useful and convenient. If you haven't seen it before, the concept is that a semi rigid tube is inserted ...
7
votes
2answers
610 views

Wire a headphone jack into a head unit

I have a tape deck in my car which only gets used to read one of those dummy tapes that feeds from a 3.5mm headphone jack. I have no use for a CD player and would not like (nor can I afford) a new ...
4
votes
2answers
512 views

Which oil grade and kind should I use on a sport car that does amateur drag?

The car is a Dodge Neon SRT-4 with about 81,000 miles that is used for amateur occasional drag. What grade and type of oil would be the best to improve my performance while still preserving the ...
5
votes
3answers
266 views

Maintenance on used car with unknown history

I bought a high mileage(130K) used Saturn(98 SW2). I do not know the maintenance history of the car or if it has been kept to the maintenance schedule. What things should I avoid working on. For ...
5
votes
1answer
167 views

The tray under my gas tank is dented. What should I be aware of before draining and removing my gas tank?

I dented the tray under my gas tank, reducing my capacity by about a gallon. It's a wide dent; there's no damage to the plastic. I'd like to drop the tank and pound out the dent in the aluminum tray. ...
8
votes
1answer
165 views

How to fix freezing locks

Does anyone know how to prevent locks on car doors from freezing, this is usually only a problem in older cars. I'm not thinking of solutions like WD-40 that really only work for a few days and then ...
11
votes
6answers
13k views

How far can you drive with an empty radiator?

The radiator on my Peugeot 106 has started leaking very badly and need replacing. I don't have time to fix it at the moment, so I'm taking it to a garage. How far can I drive it without damaging the ...
2
votes
2answers
276 views

Steering wheel gives a “cluck” sound

I have a Honda Civic VTI, 1997 model, automatic transmission. When I turn the steering wheel all the way to the left or right, it gives me a loud "cluck" sound. What is it?
5
votes
3answers
5k views

My car wobbles while driving

I have a Honda Civic VTI, 1997 model, automatic transmission. When I start driving my car gives a feeling that one of the front wheel is wobbling and the steering wheel receives continuous jerks. This ...
24
votes
3answers
8k views

Reviving a vehicle that has been idle for a long time.

Some related topics: How to maintain a sometimes-used vehicle? How long does it take for gas to go bad? The first related topic addresses preparing a vehicle for long-term disuse, and maintaining ...
5
votes
3answers
3k views

Teflon Coating your new car

While buying a new car the dealer suggests Teflon coating your car so that the paint shine lasts longer. I know that Teflon is a substance which does not easily attach to any other substance. So is ...
33
votes
5answers
32k views

How long does it take for gas to go bad?

Approximately how long does it take for unleaded gasoline in the tank and fuel lines to become unusable in a car that is not being used? What causes this, and what can be done to prevent or remedy ...
7
votes
2answers
706 views

Do I Need to Compress the Springs to Install Strut Tower Braces?

I have a '99 Maxima. I am considering installing strut tower braces. In order to do so, would I need to get spring compression tools to hold the springs on the struts, or will the weight of the car ...
30
votes
4answers
63k views

Why does my A/C blow foul smelling air when it first turns on?

Most of the time when I first turn on the A/C in our 2008 Toyota Sienna, the air that blows out has a very distinct chemical - nasty smell. After a while it seems to go away. I'm not sure if I just ...
6
votes
3answers
4k views

How do I apply dielectric grease to my battery?

I recently had a new battery installed in my 2006 Subaru Forester. The shop did not use any dielectric grease, just connected the leads to the terminal and that's it. What is the preferred method of ...
7
votes
6answers
10k views

Does a strut tower bar have any useful effect on chassis stiffness for a car with 100K miles?

Aftermarket strut tower bars are generally considered to be decorative on many brand new cars. However, it seems to be a bit more logical that a chassis with 100K miles would have developed some flex ...
2
votes
2answers
418 views

What things should I look for when inspecting a used vehicle? [closed]

I recently bought a new (to me) car. The biggest difficulty I have is trying to determine what if any major mechanical problems there might be, and what to look for when inspecting the vehicle and ...
4
votes
4answers
1k views

Finding a possible vacuum leak

One of our cars has a bit of a rough idle which disappears at about 1,000 RPM. After eliminating everything else I concluded that this is due to a minor vacuum leak. This was confirmed by the use of a ...
9
votes
5answers
1k views

2005 Ford Taurus - Is it really harmful to use standard antifreeze?

My wife was speaking with a mechanic when she took the car in for a safety and emissions inspection this past week and the mechanic told her that we HAD to take our Ford Taurus to a Ford dealership or ...
19
votes
2answers
1k views

How to deal with rust

I accidentally drove my car over a curb a while back. As you probably already know, the car suffered from minor scratches and dents on the bottom side, near the rear tyre. Now, I've noticed that it's ...
12
votes
4answers
45k views

What's the point of the D3 gear in an automatic transmission?

My Honda Civic has a D gear and a D3, which apparently prevents it from going into 4th. Why would I want to do this? What is it good for? Does it make my fuel efficiency better or worse? Does it ...
9
votes
3answers
15k views

Battery drains by itself when vehicle is parked (parasitic draw)

A 1998 Jeep Grand Cherokee has gone through 3 batteries in the last 3 months. While they have all been replaced by warranties, it'd be nice to get the problem solved permanently. I've tested the ...
7
votes
1answer
2k views

What are the tell tale signs of a catalytic converter that might be going bad?

I've owned two vehicles whose catalytic converters were recalled due two a couple of reasons: one being the quality of the CC and the other being a reduction in power due to a material building up and ...
24
votes
3answers
4k views

Difference between FWD/RWD/4WD/Part-Time 4WD/AWD?

I'm curious as to what are the particular difference between the various drive systems available in modern vehicles. FWD and RWD are pretty straightforward - Front Wheel Drive cars put the power to ...
11
votes
3answers
3k views

Is it worth switching to full synthetic or blend oil in my older car/truck?

I have a older (enter vehicle here) that has 100k miles on it. Would I see any benefit switching to full synthetic or synthentic blend oil? Is it worth the extra cost in an older vehicle? For ...

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