Skip the auto shop - Our mechanics make house calls

Q: Car won't exceed 100mph on the highway don't know why

asked by on

Since I had this juke my car wouldn't go above 100mph don't know have changed the transmission oil and engine oil but still the problem keeps on persisting

My car has 42000 miles.
My car has an automatic transmission.

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 online companies that offer this as you cannot get it done at a shop or maybe even at the dealer.

Was this answer helpful?

Need advice from certified mechanic? Get help now!

Over 1000 mechanics are ready to answer your question.
The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Ask a Mechanic
(100% Free)

Have a car question? Get free advice from our top-rated mechanics.

Ask A Mechanic
Over 10,000 questions answered!

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing

Get a quote

What others are asking

Q: Manual car won't shift

Well, there are several things that come to mind. If your clutch is worn, stepping on the clutch pedal still won't allow you to put your car in gear. When you step on the clutch, the transmission disengages from the...

Q: Wheel lug nut off safety?

Hi there, Anytime there is a missing lug nut or lug bolt, the question of why it is missing must be asked. If one of the nuts is missing, there is a good chance it was never tightened down...

Q: What is the cost ro replace a bad gas sensor.

Hi There, Assuming you are referring to the evaporative emissions control system, a common cause of failing an emissions test is the vent valve solenoid not working properly in your car's fuel tank emissions control system. When this is not...

Related articles

How Do Power Car Windows Increase Passenger Safety?
Power windows are responsible for approximately 2,000 emergency room visits every year. When a power window closes, it exerts enough force to bruise or break bones, crush fingers, or restrict an airway. Though...
Rules of the Road For Iowa Drivers
Driving on the roads requires knowledge of the rules, many of which are based on common sense and courtesy. However, even though you know the rules in...
P2103 OBD-II Trouble Code: Throttle Actuator Control Motor Circuit High
P2103 means there is a fault with the throttle actuator control motor circuit, likely due to a defective electrical component or part.