Motor Vehicle Maintenance & Repair Stack Exchange
Motor Vehicle Maintenance & Repair Stack Exchange

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1500 questions
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3 answers

Anyone know what car this is?

What car do you think this is? My guess is new 2017 VW Tiguan. Taken 8 April 2016 in Brisbane , Australia.
Tikkaty
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Why use a car battery charger?

What's the need for car battery chargers that I often see on display in auto parts shops? I mean a battery is sold charged (and if it discharges too much it just dies and can't be restored) and every car has an alternator for charging the battery…
sharptooth
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Do cars go from Drive to Neutral on their own?

While stopped at a railroad crossing in my A/T Honda CRV with my car in Drive and my foot on the brake; does my car eventually go into Neutral on its own if I'm there for while?
S. Miller
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How does raw fuel damage the catalytic converter?

I was wondering, if fuel gets in the catalytic converter, how does it damage it?
George
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What are these dots on my roof?

I'm currently in the process of restoring an older car (a 1988 BMW M5, in particular) after it sat in a driveway in the Pacific Northwest for ten years, waiting on an engine rebuild. My paint restoration process more or less started with rubbing…
Matthew Haugen
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How Much Pressure Drop across the fuel filter is normal / acceptable?

I was just curious how much of a pressure drop is usually normal across a fuel filter on a typical consumer passenger car?
Robert S. Barnes
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Do naturally aspirated engines need back pressure in the exhaust pipes?

I was thinking about removing the resonator from my exhaust but I watched a video saying that it will negatively impact the car as naturally aspirated cars need back pressure as it helps get rid of the gasses faster, is that true? Also do mufflers…
method
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Holding clutch when braking

I always hold my clutch when braking suddenly in traffic or to move in traffic. I heard that its bad driving. I tried to stop holding clutch and I am unsuccessful in it. How bad is this for motorcycle?. Any tip on not to hold clutch when braking?.
samnaction
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Tire Maintenance

I just bought a new car and I have heard three things about tires: They need to be aligned They need to be balanced They need to be rotated Now, what I do not know is how often each needs to be done? Can any of these two(or may be all three) be…
Lost
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1 answer

What are Tappets?

I have been looking into a tapping noise after a cold start on my 2003 Opel Agila, and apparently it is caused by "tappets". What are tappets? What is their purpose? Why are the necessary? Will my engine work without them? How do they fail? Are…
George
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How to upgrade a motorcycle battery to a bigger AH battery?

My motorcycle (honda CBF150) came with a 12V 3AH battery. I want to change the stock 35w headlight to a higher power one and connect them directly to the battery (the stock ones are not, and they fluctuate). I also want to add fog lights and usb…
lalli
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06 Saturn Ion 2 2.2l P0101

The Car Another Saturn! 06 with a 2.2l engine. Don't remember the mileage but greater than 100k. Car came in with a complaint of a P0101. Confirmed code and on the test drive car lacked power like the exhaust was plugged. Testing Fuel pressure tests…
Ben
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Why is oil on my throttle body hose?

I've been tracking down a number of low grade oil smells in the car lately (2004 Subaru WRX). So far, that has included replacing the left front axle (was losing all kinds of grease through the boot), replacing a power steering hose that had a tiny…
Bob Cross
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Can I use washing up liquid to wash my car?

I was just wondering, can I use something like Fairy washing up liquid or dish soap (which is added to hot water in a sink or basin to wash plates, dishes and cutlery etc) in warm water to wash my car? I'd use two buckets and two sponges and then…
George
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4 answers

Do cars ever use electric water pumps?

I saw this question in the cue recently. I know of no cars that are in production that use electric water pumps. I am assuming that it's continuity issue related to failure rates and engine damage risk. I believe this question is directly related…
DucatiKiller
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