Skip the auto shop - Our mechanics make house calls

Q: RPM meter jumps wildly when accelerating.

asked by on

RPM meter jumps wildly when accelerating. Seems sporadic.

My car has 212000 miles.
My car has an automatic transmission.

A: Hello there. A few common faults will cause...

Hello there. A few common faults will cause your 2004 Chevrolet Aveo to have a fluttering tachometer. The most common is a misfire condition, vacuum leak, faulty tachometer itself, or a wiring harness fault. In order to have this looked at, a qualified professional from YourMechanic can come to your home or office to diagnose the rough acceleration firsthand so that this can be addressed properly.

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: When accelerating the car begins to jerk real bad.

Usually when the Check Engine Light flashes, it is an indication that you have a severe misfire that may cause damage to the catalytic converter. Most of the time this is due to failing ignition components. That is why it...

Q: My car is idling rough

It is a possibility that the engine performance issues may have been caused by a problem when it putting the pieces back together, however, the trouble codes seem to point to different issues. Both codes are related to the oxygen...

Q: When the clutch is pushed in the RPMs jump to 3,000/3,500. I have replaced many sensors, and it has a new clutch and fuel pump.

An irregular engine idle speed can be caused by a wide variety of issues. If the issue appear to be intermittent, then it may be possible that it is electrical in nature, possibly related to the fuel, ignition, or engine...

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...
How Much Does a Mechanic Make in Vermont?
Automotive technician jobs in Vermont have an average mechanic salary of $37k, with some mechanics earning a salary of $53k.