6
votes
1answer
98 views

Motionless car with tire spinning on ice causes burning rubber smell?

I live in New England, where "Winter Wonderland" often involves large amounts of ice on the road. A number of times I've had to help someone get their car out of a parking spot where their drive ...
3
votes
1answer
21 views

How do I get to the top bolt on the starter of my 1997 Saturn SL1?

I went to replace the starter on my car, and I can't for the life of me reach that top bolt. I removed the bottom one just fine, but I've spent maybe 2 hours trying to find the top one and I just ...
4
votes
1answer
85 views

Valve Adjustment - 1975 Harley Davidson Ironhead

On Harley Davidson Ironhead motor (1975 XLCH), how do I adjust the valves? I seem to remember a mechanism in the bottom end but....I can't recall.
4
votes
1answer
105 views

Turning off Toyota Yaris ABS system

I unplugged the ABS fuse from my Toyata Yaris 2006 1.5 Hatchback CE to turn off the ABS system which was giving me trouble when trying to stop on snowy/icy roads. The car stops much better now, so ...
4
votes
1answer
109 views

What is needed to put a stereo into a Silverado?

I'm probably going to get a stereo head unit for my truck for my upcoming birthday. I'm wondering what I need to do to get it hooked up. My truck has steering wheel controls and the Bose speaker ...
4
votes
1answer
50 views

Wheel Positioning - Camber and Toe

I have a baseline of information regarding camber and toe. Why would I add more or less camber to my wheel unless I'm a NASCAR drivier making only left hand turns and want better traction for that ...
3
votes
2answers
127 views

Battery Explosion - What are the reasons a battery would explode?

A long time ago, in a galaxy far, far away, I saw a battery explode. I was about 100 feet away and two mechanics were jump starting a Harley Davidson from a truck. The operator of the truck was ...
6
votes
1answer
137 views

I just replaced my CV Axle and the now the brakes are making scary noises

I have a 2011 Toyota Corolla and my CV joints were starting to make popping noises. I replaced both driver and passenger axles. The car drives fine, but after about 20MPH the brakes make weird ...
3
votes
1answer
28 views

Snap on flashlight lockout mode

I'm looking into a snap-on light, and it features a "lockout mode". Does anyone know what it is?
4
votes
1answer
90 views

Why do old motorcycle engines rev so slowly?

I know someone with an older Yamaha XS750. It's from the late 1970's. When I rev the engine in neutral it rev's up really slow. It comes down from the revving a slowly as well. When I rev a 2005 ...
5
votes
1answer
43 views

Lacing spoked motorcycle rims

I have a friend that is rebuilding an old Triumph. He is getting ready to lace his rims and has all the parts ready to go. He has never done it before and lacks knowledge. We have watched a few ...
6
votes
1answer
182 views

Why vehicles use fuel and how can fuel economy be improved?

Why vehicles use fuel? Where does the energy in the fuel go? Vehicle fuel efficiency is continuously increasing. Why is this the case? What technologies car manufacturers are using to improve fuel ...
38
votes
6answers
8k views

Why do heavy vehicles almost always use diesel engines?

I have always wondered why heavy vehicles such as large trucks and buses almost always use diesel engines, whereas in light cars there is a choice between diesel and gasoline engines. Engine ...
7
votes
3answers
181 views

When stopping, should I put the transmission in neutral?

When I have to stop the car but I know that I will be moving again soon, on the red light for example, should I shift to neutral? When I was learning how to drive, my instructor said that there is no ...
3
votes
1answer
70 views

How to Improve My Diagnostic Process

I had some problems which I suspected were related ( diagnostic index at pg. 150 in 98 US WSM ): idle speed too slow and excessive engine shake pg. 167 Hesitation / Stumble: Momentary pause at ...
7
votes
1answer
290 views

Why no exhaust gas turbine generator in hybrid vehicles?

I found something interesting on Wikipedia today: a hybrid turbocharger. This is a device that charges a battery with an exhaust gas turbine, and at the same time operates an air compressor using the ...
0
votes
0answers
25 views

Replace the brake servo at 51k?

Vehicle: Infiniti G37 coupe 2008 Diagnosis: Some times I hear whistling coming from left part and brakes gets hard Is it normal to change the brake servo at 51,500 miles? What is the possibility ...
5
votes
1answer
159 views

How do seat belt pretensioners work?

I was reading another post that had mentioned seat belt pretensioners with no explanation of how they function and are activated. From what I understand seat belt pretensioners are a one time use ...
10
votes
1answer
139 views

Sharp whining noise coming from rear of the car

In my Toyota Vitz 2007, I hear a sharp whining noise coming from the rear of the vehicle. This noise does not always happen. When the vehicle is started, the noise is not there. But after driving for ...
4
votes
1answer
101 views

What is causing a clacking knocking like sound on my toyota camry 1999

I got the heads redone by a engine tech, but for some reason after it starts I get this clacking knocking like sound. The timing is correct. I'm assuming the firing order is correct as well, But just ...
1
vote
1answer
20 views

1978 Ford 302 is using a lot of water

My 1978 Ford 302 is using a lot of water. There is no oil in the water or no water in the oil and I cant find any leaks. What can I do?
2
votes
1answer
59 views

Trouble Shooting Lawn Tractor Starter Engine

I own a Craftsmen 917.270930 and I am having a difficult time getting it to start. When I turn the key, The fly wheel spins a few rotations and stops ( No clicking noises ). The battery sits at ...
6
votes
1answer
61 views

Why is there no drop-in biogasoline like there is drop-in biodiesel (e.g. NEXBTL)?

I have always wondered why there is no drop-in biogasoline like there is drop-in biodiesel. For example, NEXBTL by Neste can be run at 100% mixture in conventional diesel engines. It is different from ...
4
votes
2answers
110 views

Do I need to eliminate old gas before changing fuel injectors?

I have a truck with a full tank of gas (12-16 gallons?) that's been sitting for 12 months and I'm about to change the fuel injectors. The truck can barely make it around the block due to stalling out ...
3
votes
1answer
48 views

One tire worn 1mm more, what are the chances of an alignment problem?

When recently changing my summer wheels to winter wheels on a front-wheel drive car, I noticed that the summer tire on the front right had only 4mm of tread left whereas all other tires had 5mm of ...
6
votes
1answer
183 views

Can diesel engine be harmed as easily as gasoline engine by over-revving?

There is an excellent Q&A about why diesel engines have lower redline RPMs (about 4500 RPM) than gasoline engines (about 6500 RPM). The reason is related to the combustion of diesel fuel. ...
10
votes
1answer
590 views

Why do many hybrids have little or no trailer towing capacity?

I have noticed that many hybrid vehicles have little or no trailer towing capacity. For example, the Toyota Auris Touring Sports hybrid model has 375 kg trailer towing capacity (unbraked + braked) ...
0
votes
0answers
39 views

Is it necessary to do '3 part fuel induction system service' when replacing Spark Plugs?

I got engine light on. MIDAS told me I need to replace Spark Plugs ($300) and do '3 part fuel induction system service' ($100). I asked if we can stick just with the spark plugs replacement and was ...
4
votes
1answer
162 views

What do you use to clean oil off of drive belt

a power steering hose leaked near my drive belt and it is squealing a bit. I have fixed the leaky hose and need to clean up the mess. What can I use to clean the drive belt?
3
votes
0answers
35 views

Golf 4 water loss

Hello I have a Golf 4 and the I had to refill the box of water every month and this is not a normal case cuz the car shouldnt use the water , so i change the box and now it gets empty every 2 days ... ...
7
votes
2answers
178 views

Is it common to fail engaging first gear or a manual transmission car occasionally?

I have a problem with my 2011 Toyota Yaris manual transmission car where the first gear occasionally doesn't engage when at standstill. This happens rarely, probably once per month. What I do to get ...
2
votes
1answer
179 views

Can hydraulic power steering be damaged if fully turning the steering wheel to the left or to the right? [duplicate]

I have noticed that on many cars using hydraulic power steering, if you fully turn the steering wheel to the left or to the right, you hear a sound coming from somewhere in the hydraulic power ...
3
votes
1answer
100 views

Top speed of my Bajaj Pulsar 135 is decreased after changing Clutch plate

I would like to know if my clutch plate can be the reason that my top speed is now lower. Top speed of my bike is 115. I drove my bike after the clutch plate replacement and the top speed is now 90- ...
3
votes
1answer
42 views

How does seat belt allow movement at slow speed but disallow at high speed?

I have always wondered how seat belts work. If you try to move the seat belt at a low speed, there is nothing to prevent the movement, allowing adjusting the seat belt to a correct length. However, ...
4
votes
2answers
121 views

Plugged tire, should I patch it if it holds air or I'm ok?

Found a small screw in my rear winter tire, like real small and thought it wouldn't leak, but it did, so I plugged it. It holds air correctly. Two questions: Some people freak about ...
6
votes
3answers
296 views

2002 VW GTI 1.8T - O2 sensor fault code only when exceeding 70mph

During my last roadtrip when I was driving at about 80mph on the highway (75 speed limit) a pressed the brakes abruptly after being cutoff by another vehicle, then my MIL came on. When I checked the ...
6
votes
1answer
305 views

How can I test my thermostat?

How can I tell whether a mechanical thermostat works as it should? Is there a test that can definitively tell me if a thermostat is good or bad?
1
vote
2answers
76 views

Suddenly losing electrical power, but after jump start, test the battery and alternator, they seem fine

99 corolla seca. OK so first time it happened i was driving and i suddenly lost power (electrics / everything else) it just kind of putters a little and then that's it. I called roadside assist and ...
8
votes
3answers
168 views

Can I buy a used car to learn auto repair & DIY?

I am seriously considering learning some auto repair knowledge. I don't want to use my good car as my experimental starter kit. So can I buy a used car somewhere and have it towed home just for the ...
2
votes
1answer
32 views

Windshield scratch prevention

I have a 2011 car and I have noticed that the windshield has notable scratches. There is no indoor air heater, so I have to manually remove the frost from the windshield when starting on a cold ...
5
votes
1answer
111 views

Is pre-heating a modern engine worth it?

I have a 2011 Toyota Yaris and live in climate where -5C temperatures are common and -20C are not unheard of. The car has an electric engine pre-heater installed. I don't know exactly what is the type ...
5
votes
2answers
158 views

Is white powder on the battery terminals harmful?

I have a four and half year old car. I have recently noticed that there is white powder forming to the battery terminals. The car still has the original battery and probably should be replaced ...
4
votes
2answers
100 views

Wheel removal solutions

I live in a climate that necessitates changing the wheels to ones with studded winter tires and back again to ones with summer times twice a year. After several years of owning the car, I noticed ...
4
votes
1answer
43 views

Why would a lambda sensor fail?

I had an early failure of one of the two lambda sensors in my 2011 Toyota Yaris that was driven for approximately 40 000 - 50 000 km at the time of failure. Fortunately, this was replaced for ...
5
votes
1answer
66 views

Clutch failure symptoms

What are the symptoms of a failing clutch? I have owned several cars with manual transmissions, but have never actually experienced a clutch failure. My intuition tells me to use a low gear and ...
6
votes
1answer
73 views

Can I Mount auxiliary lights for Hero Honda Passion 2002 bike?

I am having a Hero Honda Passion 2002 model bike. The head light is very low and it works on engine power not on the battery, due to this riding bike in no light area with lots of ups and downs are ...
3
votes
1answer
50 views

2008 Mazda 6i - Do I Need to Flash the BCM?

Do I need to flash the BCM if I replace it? I have a 2008 Mazda 6i and the horn, brake lights and cruise control do not work. The repair shop says the BCM shows signs of water damage and needs to be ...
10
votes
1answer
48 views

VW Bora V6 2005 - Sump Replacement Question

My sump cover has a huge hole and I'm going to replace it. Can I take the cover off from underneath the car or does the motor have to be lifted to recover the sump cover?
3
votes
2answers
52 views

1996 ford courier 2.6 petrol duel cab

My clutch started sticking to the floor and then it went completely I've replaced the slave cylinder and bleed the clutch but it still seems to stick it got a little better after the bleed but after ...
4
votes
4answers
73 views

What is the expected lifetime and failure mode of lead acid battery?

I have a four and half year old manual transmission car with start/stop technology. The car has required jump start once after I accidentally left the lights on overnight. I have recently noticed that ...

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