jwh20
  • Member for 2 years, 8 months
  • Last seen this week
  • Indianapolis, IN, USA
Top off gas with old oil, is that bad?
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82 votes

It's a BAD idea! The oil is contaminated with impurities that will not do the fueling system on your car any favors. Further, it's bad for the environment because your car is NOT designed to burn ...

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What does exhaust smell on oil and transmission dipstick mean?
23 votes

First of all you're not smelling CO (carbon monoxide) as that is an odorless and colorless gas. What you are likely smelling are combustion byproducts and that is not at all uncommon in the engine ...

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Using gasoline to clean crank case?
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22 votes

Gasoline flushes the oil out of the very spots where you need lubrication, so the next time you start it, the bearing surfaces are "dry" until the oil pressure builds up enough to relubricate them. ...

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Motorcycle moves forward when in gear even with clutch lever pulled
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21 votes

This is common among all motorcycles that have a "wet" clutch system. What that means is that the clutch is surrounded by fluid, usually engine oil. Even though you have the clutch pulled ...

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RPMs too high on freeway?
20 votes

The specs for this vehicle show that it has a 5-speed manual and that 5th gear is OD/Overdrive. According to the performance data here: The following table from that page lists the speed at 1000 rpm ...

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Broken Coil Spring - How urgent is the repair?
16 votes

My biggest concern with issues like this is causing additional damage since the spring is no longer being supported the way it was designed to be. Also, the rear suspension is (obviously) compromised,...

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How can I turn on the airbag on Mitsubishi Outlander without a key?
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13 votes

There is a metal key hidden in your FOB. The metal tab sticking out the top is the key, press the release button and the key will slide out.

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Do battery corrosion pads really work?
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10 votes

In my experience these DO work. They contain corrosion inhibiting chemicals that help keep the terminals from building up the greenish-white powder that is commonly seen on unmaintained battery ...

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Accidentally put CVT into park
10 votes

If indeed damage was done, you'll know it soon enough. What's a mechanic going to do? Disassemble the transmission and look for damage? That's going to cost about as much as a rebuild, if that's ...

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Trouble getting in first gear when car is hot
8 votes

While I agree that Solar Mike's answer is a possibility, you. might check the simple and inexpensive things first. Try changing the transmission oil/fluid. Sometimes this works wonders especially on ...

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Broken wheel studs
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8 votes

Overtorque is the most common reason in my experience. The next most common issue is corrosion/seizing which then breaks the stud when you try to apply enough torque to remove the nut. Always use a ...

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Can a altered curve of spark plug finger break the engine?
7 votes

Perhaps. After bending the spark plug electrode you really should replace the plug. These things are not designed to be bent more than a tiny amount to adjust the spark gap. By bending it enough to ...

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High-mileage transmission with no known oil changes. Safe to change fluid now?
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7 votes

If this were my vehicle, I would change the transmission fluid and filter. There is a baseless school of thought, more like an "old wives tale" that you will just cause damage by changing ...

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Wet passenger floor in parked Mercury Milan after a rain
6 votes

I can't say for sure about this vehicle but I've had the problem in the past where there is a small tube that connects to the sunroof drain (usually one in each corner) and this either deteriorates or ...

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Engine start is OK but dies when applying throttle
6 votes

The triple carbs were serviced 2019. I have had this 4 years and only managed 1000+kms every year (very poor for me). It's not always clear what "serviced" means. But for a bike this old ...

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Wax between wheel centring and rim – is it necessary, and what wax to use?
6 votes

While I'm sure there are other non-VW branded products that are similar, I believe they are referencing this product: VW Wax Spray

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Why do mechanics switch engine on during oil change?
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6 votes

Generally with an oil change you also change the filter. On most engines the filter holds a significant amount of oil and it will not fill up until the engine runs and pumps enough oil into it. If ...

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Why does my engine temperature go all the way up before coming back to the center when I start my car?
6 votes

My first suspicion is with the thermostat. It may be failing "slow" which means it's not opening when it should and it takes the much higher temperature and pressure of the hot coolant to ...

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Should a completely flat tire be replaced?
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6 votes

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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Fourth piston isn't sparking so car is losing power
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5 votes

I am pretty sure the spark plug is broken but I am not sure That's almost certainly the issue. Replace the spark plug and try again, if the problem is fixed, you're all set. If not, then there are ...

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How can I prevent the backup camera from turning off in a Volkswagen Passat 2014 when going backward at over ~30 km/h?
4 votes

I'm sure it's tied in with the speedo signal from the transmission. Being a relatively recent model I think you'll find that the display is controlled by the ECU which determines that the car is in ...

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Can I wax these specific blue parts of my motorcycle?
4 votes

Yes, those parts can certainly be waxed and it will help protect the finish. Be careful not to get the wax on the black textured pieces however. After it dries it will turn whitish and will mar the ...

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Is it likely somebody stole My filler cap?
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4 votes

The simplest explanation is usually the most accurate. You probably left the cap off and also didn't firmly close the hood. Some cars don't spew oil out the filler hole while others do.

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1989 S10 Blazer loose lugnuts after tire change
4 votes

I suppose it is possible to stretch the wheel lugs beyond their capability, even with an air wrench it seems unlikely that is your issue. I recommend that you do the following: With the wheel off the ...

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What will change when I replace my wheels from 225/50 R17 with 255/35 R19?
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4 votes

From: tire size calculator The diameter of the proposed tires is only 0.1" taller so changes to things like speedo, acceleration, fuel mileage will be minimal. I'd be most concerned about the 1....

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Are there any mechanic tools that resemble an ice pick?
4 votes

Sure. Scribes, punches, etc. Many look like ice picks.

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Pros and cons of driving a vehicle with a misfiring cylinder
4 votes

I can relate a story from my own experience with my daughter's car. Turns out it had two bad ignition coils that caused the engine to misfire when it was raining. Did she stop when the check engine ...

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What is the insurance status of a car that has been "totaled" and the owner decides to keep?
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4 votes

Keep in mind that an insurance policy is a contract between you and the insurance company. In return for your premiums, they agree to do certain things. One of those things is to compensate you for ...

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How much time driving at operating temperature is adequate to boil off condensation in the engine, exhaust, and gasoline?
4 votes

I can't say that I have ever seen a hard-and-fast answer to this because there are many variables. Things like the engine's normal operating temperature, how much moisture we're talking about, etc. ...

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Is driving a BMW 330e with only the gas engine detrimental to the car?
4 votes

No, this vehicle as well as similar "hybrid" vehicles are designed to work this way. The gasoline-fueled part of the system will keep the batteries properly charged. This vehicle only has a very ...

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