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Using gas badly an missing
In order to help with this diagnosis you will need to submit the vehicle make and model with the year and engine size. This problem can be many possible causes and would need this vehicle information to help you better....
Fuel Mileage
Hi there. When the engine and fuel system is running efficiently, fuel mileage is actually driven by the driver. The smoother they are with applying the throttle, the more efficiently fuel will flow through the engine. However, when the motor...
After multiple replacements, gas mileage is worse - 1997 Ford Aspire
The fuel economy will change depending on the whether the transmission is manual or automatic. According to the manual transmission Ford Aspire is getting a combined 33mpg while the automatic get 26mpg. Ford's initial adverts were 34 mpg city...
Mileage for spark plug service
Hi there. Your 2013 Toyota Tacoma has a mileage interval change for the spark plugs at 60k. You're right at the interval change for your spark plugs. If you'd like to get this serviced, YourMechanic has several available technicians that...
The speedometer, odometer, & mileage gauges are not working.
This is likely related to what is called a speed input/output shaft sensor which is a sensor mounted down on the transmission that monitors the speed of the output shaft of the transmission. This is relayed to your ECU which...
My digital fuel mileage read out and is going up and down erratically
Most "fuel economy estimators" utilize the length of time the fuel injectors are open (we're talking milliseconds here) during each revolution of the engine while driving. As a result, small periods of acceleration or other load factors will have temporary...
gas mileage difference 383 stroker motor 400 hp or ls3 computeried 400 hp same car
The gas mileage attained in either of these applications will depend heavily on your driving habits as you may already know. Either of these will also depend heavily on the type of intake system you are using to arrive at...
How many miles per gallon does my car get?
Hi there, thanks for writing in. Maximum fuel economy is typically in the 45-65 MPH range. Above 65 MPH, fuel economy falls off dramatically due to wind resistance. Below 45 MPH, engine gearing is not conducive to maximum efficiency but...
Noise coming from exhaust cam sprocket.
Hi there. I would need to know if you replaced your timing belt tensioner and pulley? The pulley bearing wears with mileage and the tensioner weakens with age as well. If the pulley bearing is worn or the tensioner is...
Auto Nissan Vanette 2006 consumes 2liters fuel per 1 kilometer and cannot chang gears when on a small hill whats the problem
Hi there. Excessive fuel consumption is more than likely a fuel pressure regulator problem. If the engine is lugging or holding back due to the excessive fuel consumption, that could cause transmission shifting issues. The Check Engine light should be...
Need to know the real miliage on this car I just brought
Hello. Each time the car changed hands (was resold) after 2012, any title that was issued would have had the "then" current odometer reading documented. If you search these records (in Ohio, for example, such a search is free online...
change miles to km
The cleanest and most effective way to do this is to install a new instrument cluster assuming the harness is otherwise identical when connecting the metric version. I would recommend having an expert from the dealership perform this task as...
purchased isspro R8480M speedometer, and have to replace new one with old one in vehicle, must match mileage to the mile. but no p
Hello. I would contact the manufacturer of the gauge for specifics on whether or not the mileage on the unit can be advanced. It may be possible that mileage can be advanced electronically or mechanically by disassembling the unit. However,...
Speedometer, revolutions meter, and miles counter not working.
Hello and thank you for contacting YourMechanic. It seems that there could be a ground wire that is loose under the dashboard. If the ground wires are all good and tight, then the instrument cluster panel needs to be repaired...
I now know my catalytic converter is bad can I still drive it to work til I have it fixed in a day, I drive one way 65 miles
Although you catalytic converter may still allow the car to run, there is often times no telling when it will cause the car to not run. As you have experienced, this will cause the car to get very poor fuel...
This vehicle is over 22 years old and this equates to only 4,000 miles per year on average. Even if it read 188,000 miles that would only be about 8,500 miles a year. The odds that the mileage is not...
In my car i have been facing problems like i am not getting the maximum mileage that can be attained by the car what can be chan
Hello. Unfortunately the reason for your low mileage is your driving style or conditions. In stop-and-go traffic, the mileage will not be as good as cruising on the highway at 55mph. Using as little throttle as possible will help you...
Is it dangerous to drive your car with spark plugs misfiring?
To answer your question, yes it is unsafe to drive you car while you are having a misfire. I have provided an article written by one of our professional technicians below.
How do you reset the mileage gauge on the dashboard
You should have a "select/reset" knob up in the right hand corner of your dash that will allow you to click and scroll through the various displays such as instant fuel economy, odometer, trip meter, outside temperature. Be sure the...
What happens if I unplug my transmission?
Hello and thank you for contacting YourMechanic. The 4L60E has electronic shift solenoids that shift the transmission in first, second, and fourth. If you unplug the harness to the transmission, your transmission will only have reverse and third gear. In...

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