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47 votes
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If I am just replacing the car engine, do I need to replace the odometer as well?

I wouldn't touch the odometer. The rule I always subscribe to is that the odometer measures how far the chassis has rolled. Otherwise a person could go mad trying to figure out which repairs/...
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  • 584
35 votes

Are car batteries meant to be disposable or are they re-chargeable?

Car batteries are not only rechargeable but are constantly being recharged by the alternator. Simply starting the car takes a lot of power reserves from the battery, then electrical systems such as ...
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25 votes

If I am just replacing the car engine, do I need to replace the odometer as well?

I've never replaced an odometer when replacing an engine. What I will do, however, is make a note in the cars documentation that the engine was replaced at xxx,000 miles with a new/refurbished engine ...
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  • 8,582
14 votes

If I am just replacing the car engine, do I need to replace the odometer as well?

You're probably better off not replacing the odometer. You will need to keep accurate track of how far the car has been driven in total, so if you were to later sell your car without disclosing that ...
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12 votes
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How can I know if the airbags have expired and what are the consequences?

In general airbags don't have an expiration date. The airbags in a modern vehicle are designed to last for life. Some manufacturers have service intervals for the airbags, but it's normally a visual ...
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  • 13.2k
12 votes

Are car batteries meant to be disposable or are they re-chargeable?

As Steve has explained, the battery is rechargable and is constantly charged and discharged when it's in use. This process of charging and discharging is not perfect. Over time, the components in ...
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  • 4,402
11 votes
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Must I Replace All 4 Tires on an All Wheel Drive (AWD) vehicle?

Does anyone have a definitive answer as to which option I should choose? I do: you need matching tires. That said, it's your car and you have to make the decision. I'd tend to replace all four. ...
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  • 24.3k
11 votes

Air chuck replacement

Definitely a compression fitting - designed to be unserviceable. Your first option is boring - get an assortment of O rings and see if any of them fit the need. You could get a barbed air chuck in ...
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  • 2,571
9 votes

what is the process for replacing 12V car battery?

After cleaning the terminals with a small amount of baking soda (approx a tbsp and enough water to make a paste ) and a old toothbrush. I recommend wearing gloves to protect your hands from the acid ...
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  • 3,812
8 votes
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How to replace front fog light housing on a Corsa C 2005

EDIT: I have heard that you do not need to remove the entire wing panelling. I certainly didn't on my 2003 Opel Agila. Just remove the screws from the front of the wing on the bottom of the car. Makes ...
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  • 6,515
8 votes

what is the process for replacing 12V car battery?

Agree with @resident_heretic about the order of removing/installing the posts. Remove the negative first and reconnect last when changing out the battery. This prevents shorting the positive battery ...
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8 votes

How often should I replace windscreen wiper blades?

I generally replace mine as soon as they show signs of fatigue, or when I think "ooh, I've not done those in a while" - usually after about 2 years. Don't wait until they perish completely and scratch ...
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  • 28.6k
8 votes
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How often should I replace windscreen wiper blades?

Really depends on several factors. First is weather extremes. Blades exposed to bright hot sun (tropical latitudes) or freezing conditions will deteriorate quicker. Blades exposed to heavy dust or ...
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7 votes

Does it make the most sense to replace an old car's entire exhaust system all at once?

Does it make the most sense to replace an old car's entire exhaust system all at once? Considering your car is almost 10 years old, having to replace all of the parts in the exhaust system does not ...
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7 votes
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What are the visual signs that brake rotors must be replaced?

Overheated rotors can show some tell-tale signs. Once the metal has been overheated, it can weaken or warp which are both bad things. Some signs: Bluing Cracks These "spider cracks", "heat cracks"...
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  • 13.2k
7 votes

How can I know if the airbags have expired and what are the consequences?

You should check to see if your car is under the current Takata Air Bag recall Does an Airbag Expire? While some automakers have set time limits on when to replace an airbag, the actual ...
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  • 7,940
7 votes

How often should I replace windscreen wiper blades?

I've always replaced mine as soon as they don't clean the window. Sometimes the problem is streaking, other times its chattering because the wipers don't want to flex right on the back stroke. ...
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  • 307
7 votes

Are car batteries meant to be disposable or are they re-chargeable?

Lead-acid batteries are rechargeable. Have you tried recharging it? That often will do. Lead-acid batteries fail after 4-7 years The simplest reason is there's acid in them. But some other ...
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6 votes
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Do the specs of my new battery need to exactly match the old?

As Nick stated, try and get one of the same value. If one of the same value is not available, you can always go up in CCA/ah, but never go down. Vehicles are spec'ed with a certain battery because ...
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6 votes
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Radiator leak 92 subaru, repairs possible or replace?

Radiators are pretty simple to replace. If you've never done it before, look at some youtube videos, and set aside about 4 hours for it (90 minutes, if you're handy with a spanner). Repairs on ...
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  • 8,582
6 votes
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Should a completely flat tire be replaced?

A tire is not necessarily damaged by sitting still for a short period of time like 4 hours. Have the shop inspect it and see if they recommend it being repaired, since I assume there is a good reason ...
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  • 8,629
6 votes
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How to remove the Toyota Aygo Now windshield wiper

It should be fairly easy. You have a hook type arm connector. Turn the blade so it is perpendicular to the arm, then pull the whole thing back towards the base of the arm. It should pop free with a ...
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5 votes

How to verify if a oil pan needs to be replaced

The oil pan is not a normal wear item, however being so low to the ground it is possible to damage it. As the oil pan is not removed for regular inspection, any decision made by the mechanic should be ...
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  • 1,713
5 votes
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Loosening stuck power steering hoses

My first thought is to use a good penetrating oil, Sea Breeze or my personal favorite PB Blaster. Wrap a small piece of rag around the fitting and soak it twice a day for 2-3 days. If it is still ...
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  • 19.7k
5 votes

What material should I look for in an oil drain plug gasket?

Assuming you're buying the OEM filter from a Subaru dealer, they should be giving you a new washer with each one. It's an aluminum washer that's sort of folded over on itself so that it crushes. I ...
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  • 1,413
5 votes

How do I go about replacing the head gaskets in my Dodge truck?

Auto Zone's online vehicle repair guides can be found here: http://www.autozone.com/repairinfo/repairguide/repairGuideMain.jsp You'll have to create an account, enter your vehicle and drill down. ...
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  • 2,149
5 votes

How do I go about replacing the head gaskets in my Dodge truck?

It's not really a complicated job, but it needs a bit of care and attention. This is more of a general guide, as I don't know the details of the Ram engine... Tools Basic Socket set Clicking Torque ...
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  • 28.6k
5 votes

How difficult is it to replace a car radio on a 2000 Honda Accord?

Not difficult really, if you're handy with a screw driver. Hondas are usually pretty easy to pull the dash apart on, and this guide will help you with that. Then, it's just a case of installing your ...
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  • 1,576
5 votes
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Transmission Rebuild or Replacement

In general, a transmission should last for the lifetime of the car, assuming regular maintenance (regular oil/filter change according the specification). On manual transmissions the clutch (and dual ...
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  • 7,798
4 votes
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Is a loose part on a 1995 Mercury Tracer important?

It really depends on what the piece is you are talking about. Some vehicles have an air dam on the bottom of the car which forces air to flow through the radiator while the vehicle is running down the ...
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