Timo Geusch
  • Member for 10 years, 6 months
  • Last seen more than 2 years ago
HOW urgently should I replace this tire? Is it safe to drive on at all?
23 votes

Personally I wouldn't drive on that tire - if it delaminates while you're driving you're risking a blowout. You get bulges like that if the rubber basically separates from the various reinforcement ...

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Is it normal for the oil to be dark in color right after an "oil change" in a 10-year old diesel car?
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17 votes

It's a Diesel, which means that you usually have a high detergent oil in an engine that dumps combustion by-products like soot into the oil as part of its normal operation. Given the age of the ...

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Jump starting a dead battery: Connect black wire to negative pole of battery or grounded metal?
17 votes

Chris makes a very good point regarding the hydrogen given off by the battery. There's also another reason, especially on older cars. Ground straps to the engine on most cars are notorious for ...

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How important is a fuel cap?
14 votes

It might cause issues with the evaporative emissions controls as the tank is currently permanently vented to the atmosphere and that can trigger a check engine light. In general it shouldn't be ...

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Turbo losing boost at around 4000 rpm
13 votes

Sounds to me like the car is suffering from a boost leak - either the plumbing has a leak somewhere or the wastegate doesn't hold pressure properly. Does the car have a boost gauge and if it does, can ...

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What is the difference between normal, platinum, iridium plugs?
12 votes

The main difference is the material that the 'tip' of the spark plug is made of - normal ones are usually copper, whereas the other two have tips made out of platinum or iridium. Platinum and iridium ...

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Cleaning fuel injectors?
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12 votes

The "correct" way to clean fuel injectors is to take them out and use some specialised equipment that also allows you to check the injector's spray pattern and flow, which I doubt Firestone will have -...

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Why does my 3rd gear grind on shifting when RPMs are high on 2002 Audi TT?
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12 votes

I assume you mean that the revs are over 2k, if they were over 20k I think you'd get a different sort of noise from the engine bay. From the description it sounds like you'd got a damaged syncro, ...

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Most important preventive maintenance for high-mileage car?
12 votes

I'm not going to start an "oil change war" here :) re the change interval, but you should be fine with that. Good quality oil is more important than making sure the oil is changed every 2999 miles, as ...

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How do I know if my car battery is dead?
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11 votes

Depends where you drove, it might simply be an issue with the battery needing more of a charge than your trip could give it. That said, regular car batteries don't take too kindly to deep discharging ...

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Car Battery won't charge after sitting for a Year
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11 votes

I assume the battery is completely dead? Multimeter not showing anything? There are a couple of chargers that will try and revive a battery (Accumate/Optimate for example) that's pretty much ...

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What is E85 gasoline and how can I avoid it?
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11 votes

It's going to be marked as 'E85' on the pump. It's not that common - I've probably seen one gas station in Vegas that sold it, plus up here in Northern NV I know of one or two stations that sell it - ...

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Should you replace shocks in pairs?
11 votes

Definitely replace them in pairs, depending on the wear of them you might even have to replace all four as combining worn shocks with new ones can (a) have very undesirable effects on the handling and ...

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Start Motorcycle Garaged for Over a Year
10 votes

I'll take a slightly different stance here - having a vehicle stand for a year or a little longer than that isn't that long, so I'd try to get it running first before I start changing out parts. Here'...

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How can I tell which body shop is better? Replacing or repairing parts with VIN numbers
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10 votes

Definitely worry about the quote including blending in of the paint (or the lack thereof). With metallic paint, if you only paint the panel that is getting replaced, you will be able to see that the ...

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Can I drive a car with only water and no coolant if it has a leak?
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9 votes

First thing I'd try to figure out is how quickly it leaks - run it, stick your head underneath it as check if there is any visible leaking. If there is, chances are that it's not going to make it for ...

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How effective are exhaust patch kits?
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9 votes

I used these kits occasionally when I was young and broke, so my knowledge isn't that current. Back then, they were good for a couple of months, maybe a little longer depending on how bad and where ...

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What are the pros and cons of installing a high-performance air filter on a bike?
9 votes

Normally the idea is to get more air into the engine using a less restrictive air filter. As an engine is basically an air pump, getting more oxygen and more fuel into the engine usually equals a ...

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AC: Fixing or Recharging?
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9 votes

I assume that when you mentioned that the recharge only lasted for a month, that was until the a/c stopped working again? Usually a/c stops working when there is not enough pressure in the system due ...

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Motorcycle engine running a bit hot?
9 votes

Are you sure the engine isn't liquid cooled as the newer models are? It's very unusual to have an oil temp gauge on a bike, most likely it's a coolant temperature gauge. The fact it's got a coolant ...

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What can cause a vehicle to run hot, but not overheat?
9 votes

First, if it runs hotter during slower speeds (the 25mph-50mph you mention), I would think this is a sign that you're not getting enough airflow through the radiator. This might be a fan issues, but ...

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Should I buy a car that is due a new cambelt?
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8 votes

I wouldn't be too bothered by the fact that it'll need a new cambelt at the next service, but I might use this for additional leverage when negotiating. As to what the odds of failure are, do you ...

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What is surging?
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8 votes

Surging is when the engine revs change noticeably under constant load and constant throttle (which in theory should result in constant RPM). A very typical one is my Eagle Talon, that had a vacuum ...

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Audi A4 '05 strange electrical problem?
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7 votes

That's actually standard Audi & VW behaviour, not an electrical problem.

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New headlight lenses?
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7 votes

Unless the lenses themselves are badly damaged, I would try to polish them up first. You can buy kits with most of the necessary polishes etc from a lot of detailing supply companies- the one I have ...

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CV Joint Overhaul - is it worth it?
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7 votes

The boot kit alone isn't going to be enough to overhaul the joint - you might need parts of the actual CV joint if the boots have been open to the elements long enough for dirt to get in there and ...

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When should I change the oil, as the tech recommends or as my oil change light indicates
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7 votes

Usually the more sophisticated oil change indicators measure the way you drive and adjust for that - ie, if you're doing a lot of freeway miles you're probably getting longer intervals as that's not ...

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How can I be sure my vehicle is a 4x4 / AWD?
7 votes

First thing I'd check is that it's got the AWD driveline - there should be a driveshaft from the gearbox in the front connecting to a diff at the rear "axle", plus driveshafts from each rear wheel to ...

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Which provides better engine flushing, traditional flushing oil or adding a flush additive to old oil?
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7 votes

The main difference between the two is that flushing oil is extremely thin oil that theoretically should be able to get into partially blocked, thin passages without any issues and remove the ...

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How to prevent a car from boosting?
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7 votes

You can't prevent the turbo from spooling up without physically removing it from the car. Depending on how the boost is controlled (ie, if there is a manual or electronic boost controller involved, ...

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