8
votes
2answers
478 views

All weather tires vs winter tires on well-plowed roads

I live in Minnesota. I've seen lots of people recommend changing to winter tires in the winter. However, what doesn't make sense to me is that the roads are plowed very well here. 90% of my driving ...
8
votes
4answers
278 views

How should I remove paint from calipers?

I have a set of STI brake calipers that I'm interested in refinishing. From the factory, they come with a black finish and white lettering. What is the best way to remove the existing finish so that I ...
8
votes
2answers
13k views

Is topping up the oil enough of an oil change?

If you use synthetic ester-based oil in a relatively new petrol engine, top it up regularly, and the engine runs very quietly and basically without any noise whatsoever (especially after another top ...
8
votes
3answers
10k views

Bad to run the car for a short duration, turn it off, and start up again?

Is it bad for the car to start it up in the morning, spend 10 seconds driving it out of the garage, then shut it off while I go close the garage door and then a few seconds later get in and start it ...
8
votes
2answers
1k views

My Ignition Timing is Retarded, no seriously, it's really screwed up

I logged some test data to try and help me figure out why my 98 Mazda 626 GF 2L ATX has a rough idle and is suffering from hesitation. (Speed k/h),(TPS_v),(MAF g/sec),(RPM),(SparkAdvance),(...
8
votes
1answer
1k views

Car Suddenly Decides To Not Crank

Today I turned the key to start up my car and all the lights (headlights and instrument panel) came on bright and normal, but the engine made absolutely no sound. It wouldn't start, it didn't even try ...
8
votes
1answer
91 views

How to check if spark plugs are firing? Coil-on plugs

While trying to diagnose a tricky car not starting problem I was asked to check if the spark plugs were firing at all. I've found plenty of resources on inspecting the condition of spark plugs after ...
8
votes
1answer
59k views

I lost my Mercedes smart key, how do I get a new one?

If I lose a Mercedes smart key fob, how do I get a replacement? Is there anything I should do to prevent the old key from being used if it was stolen?
7
votes
1answer
239 views

What options do I have if I've stripped the threads for my Helicoil repair?

A while back I had repaired a stripped thread on my aluminium timing chain cover with a M6x1.0 Helicoil. This involved: drilling out the damaged thread tapping a slightly larger M8x1.0 internal ...
7
votes
2answers
593 views

what are the advantages of upside down forks

Recently I have come across many bikes which have upside down front forks. From browsing around the internet , I was not able to get a concrete answer for why it is preferred over conventional ...
7
votes
3answers
2k views

What actually happens when there is not enough coolant in a car engine?

I know that a lack of engine oil can destroy an engine, so I was curious as to whether it is just as bad to drive a car with a very low engine coolant. What is engine coolant? What exactly are all ...
7
votes
1answer
283 views

What are crankshaft bearings and how are they different from camshaft end bearings?

I hope the answer is not too similar to this question. I have a basic understanding of the role a crankshaft plays in the internal combustion engine, which leads me to ask: Crankshaft Bearings ...
7
votes
1answer
86 views

What exactly is a head gasket?

From what I have gathered, a "head gasket" is an important part of the engine on most cars, but that is about it. What is a head gasket? Where is a head gasket? Why is it necessary?
7
votes
2answers
209 views

Do Manual transmission cars perform better than Automatic transmission?

I'm stuck between choosing a car available in both automatic transmission (CVT) and Manual transmission (6 speed). I wanted to know which one will perform better in the following aspects (considering ...
6
votes
3answers
2k views

Is Redline Lightweight Shockproof appropriate for an aging 2004 Subaru Impreza manual gearbox?

I have an aging (but wonderful) 2004 Subaru Impreza WRX with a manual gearbox. For some time, I have noticed that the synchros have begun to feel worn with the stock dealer-issue oil. Shifts are ...
6
votes
1answer
948 views

Can I break power steering by turning too far

Will I damage power steering in a 2008 Camry XLE if I routinely turn the steering wheel to its limits, i.e. where it will not move further?
6
votes
1answer
1k views

Acceptable amount of slack in a timing chain with high mileage?

1995 Chevy S-10 Blazer - 4.3 L Vortec V6 (vin W with PCM) - 230,000 miles original owner. FWIW, this model car/engine does not have timing chain inspection and/or changing as part of the routine ...
6
votes
3answers
267 views

Are there any (legal) ways to increase halogen headlight brightness?

My 2003 Opel Agila has H4 combined full and dipped beam headlight bulbs which are completely useless in the dark. It is really hard to see anything on the dipped beam. They do not seem to be very ...
6
votes
0answers
227 views

2002 Dodge Ram 1500 overheating

I have a 2002 Dodge Ram 1500 two wheel drive with a 4.7 liter engine. It's been overheating so I replaced the whole cooling system: I replaced the condenser cooling fan because its not coming on ...
6
votes
1answer
7k views

My 2005 Mazda 3 Front Passenger window motor receives signal to go down, but not up

If you look at the picture below you will see that I took the plastic panel off my door, and separated the motor from the regulator. After I disconnected the motor that I thought was bad, I connected ...
6
votes
0answers
39 views

I have 2001 C240 Mercedes. lately since the weather is getting cold, I have problem starting the car.

I have 2001 C240 Mercedes. lately since the weather is getting cold, I have problem starting the car. when i try to start the car, it makes no sound. a local mechanic says that the starter is ok. ...
6
votes
2answers
317 views

Is this the correct procedure for a stator test?

Stator Test I have a 2007 DL 1000 V-Strom: I followed the following process while checking the stator: Put multimeter to VAC Tested the three phases of the stator connector plugged into a new ...
6
votes
2answers
543 views

How exactly does an increase in engine temperature cause a car to breakdown?

I have an engine temperature gauge on the dashboard of my car (as most people do), but if for some reason the engine temperature is caused to increase (due to a lack of cooling or what have you), the ...
6
votes
2answers
1k views

Roof paint peeling badly, with rust — what to do?

I've got a 97 Dodge Grand Caravan that's generally in pretty good shape, but the roof has started peeling badly, and a few spots have accumulated some rust. This is an old car with limited value, so ...
6
votes
0answers
70 views

1993 Merc 300SE always stalling soon after startup, fuel pressure tests > 50psi

From the moment car starts to the moment engine stalls, which is about 40 - 60 seconds, fuel pressure is always above 50 psi. Can I safely conclude stalling is not caused by fuel system problems? I ...
6
votes
3answers
4k views

Minimum RPM at idle speed

Looking at wikipedia, For a passenger-car engine, idle speed is customarily between 600 rpm and 1,000 rpm. For buses and trucks it is approximately 540 rpm. In case of many single-cylinder ...
5
votes
7answers
32k views

Will different tread depths hurt my 4 wheel drive?

I have a Ford F150 4x4. The front 2 tires treads measure 12/32, one rear is 6/32 and the other is 10/32. The dealership told me I should replace the rear 2 tires because the big difference in tread ...
5
votes
1answer
839 views

Manual Transmission Whirs when coasting down, clutch disengaged, shifter in gear

I have a 2004 Nissan Xterra. When I am at speed, usually in 3rd or so, and I am coming to a stop, I disengage the clutch, brake, and coast to a stop, with the shifter still in gear. As I do this, ...
5
votes
1answer
991 views

Failing starter motor - why does whacking it help?

Starter motors can be notorious for intermittent cranking issues towards the end of their useful life. Why is it that some starter motors can be persuaded to crank the engine by hitting or tapping ...
5
votes
2answers
171 views

Car gives knocking noise from front during braking

I have a 2002 BMW E39, the car gives a knocking noise when braking, which can be felt and heard from the front. Outside it is much louder than inside. Could this be caused by a rotten brake dust ...
5
votes
2answers
96 views

2012 chevy equinox blows hot air even shut off

We have a 2012 Chevrolet Equinox. We cant turn off the interior heat even when we turn the temp all the way down. Even when we turn off the heater it keeps blowing hot air. What could be the ...
5
votes
2answers
11k views

What exactly is Honda's i-VTEC technology

I see that almost all of Honda's cars have an "i-VTEC" logo at the back. I googled it and came to know that it has something to do with different cam profiles. Can someone explain? A diagram or ...
5
votes
3answers
171 views

What causes more gas consumption - Idling with AC or Heat?

So I have begun doing some research on the effects of idling. So my question is, does idling with the AC or heater on affect how much gas is given off? If possible, please give the percent of extra ...
5
votes
2answers
6k views

Why might lower settings of a dashboard fan not work if the highest does?

My wife bought a Nissan Note second hand and the internal ventilation fan works on the highest setting (3 or 4) but not on the lower settings. We've checked the fuses and all seems fine there. Could ...
5
votes
3answers
26k views

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

This only happens when shifting into 3rd gear (on a 7 gear Audi TT). If I shift when the RPMs are high (say over 2k) then there will be a horrible grinding noise. Instead I have to apply the clutch, ...
5
votes
3answers
12k views

Clunk noise from my brakes on first application

I have had the brake pads replaced on my Forester STi (4 pot Brembos all round) and have noticed a strange noise on first application of the brakes after moving either forwards or backwards. By this ...
5
votes
1answer
218 views

Reliability of water test for valve seal

I took my valves out, cleaned and lapped them and put them back together. I also put new valve stem seals. At least on one side of my V6 Tacoma. I performed several water tests to check the seal of ...
5
votes
3answers
4k views

Stuttering Accord at Stop Lights

My 1996 Honda accord with 200k miles has started acting up. After a long vacation, I came back and the engine would seriously stutter at all speeds, especially on acceleration. I assumed it was fuel ...
5
votes
4answers
163 views

How to unblock washer jets?

My washer jets are blocked up on the driver's side. I cannot get any water on this side to wash the windscreen. Is there anything I can use to unblock them? EDIT: It seems the blockage is in the ...
5
votes
2answers
11k views

Engine never warms up (actually: it cools down) at highway speeds

I have a 1997 Caravan (base model) and normally on my drive to work and my highway drives in rush-hour, the engine warms up just fine. I took a road trip for work, about an hour and fifteen minutes ...
5
votes
1answer
98 views

Is the Ford Fiesta 2008, style climate D, 1.4 TDCi engine made by Peugeot?

Is the engine made by Peugeot or Ford? Apparently if it's Peugeot, it could be prone to the turbo failing due to engine fault.
5
votes
2answers
762 views

Is it difficult to retrofit Air Conditioning?

Car: 2003 Opel Agila 1.2 I would like to retrofit Air Conditioning to my car, as I'm planning to travel to a hot place! My questions: Apart from charging and discharging the system, which I would ...
5
votes
3answers
245 views

Need to source PD-pump for small engine dyno school project

I am making a dyno to measure go-kart engine torque for a high-school project. I would like to use a water brake by varying input/output through a water pump and have read that this should be a ...
4
votes
2answers
4k views

1999 Honda Accord Coupe Stalls After Warm Startup and Shaky Idle TSB

The car will intermittently die at random times while doing errands or anything that requires frequent start/stop engine. Sometimes after starting it idles at about 500RPM, and dies. Shifting or ...
4
votes
1answer
135 views

How to repair cut/ripped convertible soft top?

I have a Miata soft-top. The top was recently cut open overnight. I used a bit of epoxy to glue it back together (rain was coming). Is there some type of typical procedure/kits to repair this type of ...
4
votes
1answer
3k views

Car Stalls When Coming to a Stop

Make: Chevy Model: Cavalier (4 cyl.) Automatic Year: 1993 Miles: 230K Normally my Cavalier drives just fine without problems. However, if I drive for 45+ minutes then it will sputter and stall out ...
4
votes
2answers
184 views

Does more frequent tyre rotation make tyres last any longer?

Say, one gets new directional tyres that are warranted to 60k miles and have 11/32" of tread when new. If one rotates them at 20k miles (if directional; otherwise, at 10k, 20k and 30k, if non-...
4
votes
5answers
964 views

Can I save money using E85 in my flexible fuel vehicle?

Where E85 Ethanol is available (not very common), the price per gallon is often lower than regular unleaded gasoline. Though I've read that fuel economy is commonly reduced by 20% or more, when using ...
4
votes
6answers
44k views

Impala no heat at Idle

I have 2006 impala that randomly will blow cold air at idle. Sometimes if I stop at redlight the heater will blow cold air. If I get the engine above idle by reving the engine to about 1K rpm it ...
4
votes
1answer
178 views

I've got oil in my coolant but no coolant in the oil - Ford Triton V10 Motorhome

I have a Triton v10 engine in my vehicle I have oil in my coolant but no coolant in the oil. What could be the problem?

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