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Highway Driving

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Which Tires Are the Best for Highway Driving?
Highway driving can mean different things to different people. Road surfaces are as vastly different depending on which part of the country you are in, as are the weather conditions. Some major...
How to Stay Safe While Driving on the Highway
Highway driving requires preparation, practice, and respect. All drivers should know the safety basics for your own wellbeing and others on the road.
5 Essential Things to Know About Your Car’s Cruise Control
The cruise control in your vehicle is also known as speed control or autocruise. It is a system that controls the speed of your vehicle for you, while you maintain steering. Basically, it takes...
The Best Used Cars to Buy for Highway Driving
Do you spend hours each week on the highway for work? Maybe you just live in a very rural area and have to drive for 30 or 45 minutes to get...

Related questions

Question
When I speed up or slow down to between 30-40mph my Jeep vibrates like it's running over rumble strips.
Hey there. This could be due to a torque converter imbalance, or internal problem with converter, which will sometimes occur in a dynamic and limited range. Have a technician attach wireless "chassis ears" to logical areas on the drivetrain to...
Question
jerking when you get up past 45mph and is shutting off
Hello. If the engine is misfiring and shutting off at this speed, then that can be caused by a number of issues. Most of the time, this is caused by a failing distributor. These are a common problems on this...
Question
1999 Jeep Wrangler overheating at highway speeds
Hello. If this only occurs at highway speeds, then you may have pressure build up in the cooling system. This is typically caused by a leaking head gasket. If there is a slight leak, then combustion pressure will build up...
Question
Vibration, but only at highway speeds.
Hello. This can be caused by a number of things. I usually start by checking the tire balance. If the balance is off, then this will occur. If the balance is fine, then I check the engine mounts and the...
Question
Steering wheel resistance at 12 o'clock position
Hi there, thank you for writing about your 2013 Audi S5. Your vehicle has electrically-assisted steering, so your car's power steering module may be causing the steering problems. Audi has a software update for the power steering module - Ref:...
Question
Engine puffs blue smoke; thumping noise at highway speeds
Hi there, thanks for asking about your 2004 Infiniti FX45. The blue smoke you notice on initial start-up is likely caused by worn exhaust valve stem seals. They allow a tiny amount of oil to get into the combustion chamber...
Question
When idling, car overheats and A/C blows hot air - 2001 Saturn L100
Hello. The most likely cause of the issue that your are having would be a faulty cooling fan. The cooling fans purpose is to keep the radiator and condenser for the air conditioning cool during the idling function of the...
Question
Regularly maintenanced car has progressive power loss - 1997 Toyota Supra
Check the basics - check compression and engine tune. Check for a dirty air filter, dirty fuel filter, proper fuel pressure, clogged exhaust or catalytic converter. A YourMechanic professional can help with the diagnosis of your vehicle's loss of power...
Question
During interstate resurface work, windshield cracked by rock
You're not likely to have any luck getting the state to pay for it. Fortunately, windshield replacement is relatively inexpensive - typically under $200. Try to take the car into a shop that will be able to do a windshield...
Question
Accelerating after 4th/5th gear, RPMs up, but no faster
Yes, your clutch is slipping and needs to be replaced. As for the high quality fuel, top tier gasoline does have additives designed to keep your engine and fuel system clean. Will you ever notice a difference while driving?...
Question
on/off humming buzzing noise on highway
Hey there, it looks like there was a problem with the link you added. However, from what you described, it sounds like the noise may be the cooling fan coming on and off as you are driving. Check the cooling...
Question
Q: Car shaking
Hello. This vehicle uses a center driveshaft support bearing (carrier bearing) on the rear driveshaft. This is a commonly known issue that I have seen go bad and cause vibrations around that speed. To confirm this, I recommend having a...
Question
How to disable the 120 km/h speed warning chime
Hello. This is a speed limiter built into the programming of the computer. You may be able to find an aftermarket computer programmer to add performance to the vehicle and change the speed limit of the vehicle. Alternatively, you may...
Question
Car starts bucking/jerking when letting off gas on the highway
This is very likely a throttle issue. There is an idle control module (or similar setup depending on your make and model) that is located on the throttle body which helps the gas regulation during these moments. Otherwise, without a...
Question
Car won't exceed 100mph on the highway don't know why
Hello. The manufacturer limits the top speed of the vehicle as a safety. The only way to be able to increase this is to reprogram the computer. This would have to be done with a custom program. There are some...
Question
Car stalls while driving on high way.
Hi there. Check the oil pressure that the engine is producing. At highway speeds, if the engine is stalling out, then the oil pressure could drop to under 12 psi. The computer will sense this pressure drop and shut down...
Question
Slight humming nose coming from front end.
Hi there. Try stepping on the brakes and see if the noise goes away when driving. If the noise goes away, then the wheel bearings are worn and need replaced. If the noise is still present, then there is a...
Question
Knocking sound under car
Hi there. Either the tires are out of balance and causing the front end to shake and make the steering parts move around or there is a loose steering or suspension part that is moving around as the vehicle is...
Question
I got a 1999 Ford Windstar LX. It is jerking when I go over 45 or 50.
Hi there. Either the EGR - Exhaust Gas Recirculation - has been plugged up or the MAF - Mass Air Flow - sensor is dirty or damaged. Try removing the vacuum line to the EGR and test driving the vehicle...
Question
03 Nissan Altima wouldn't accelerate over 50 mph.
Hi there. This sounds like the gas pedal position sensor or the throttle body position sensor is not working properly. You can try manually resetting the gas pedal position sensor. To do this, perform the following: Turn on the...

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