Q: Acceleration hesitation under low rpms

asked by on February 08, 2017

I have replaced my fuel filter, and spark plugs but I still have a acceleration hesitation at lower rpms, maybe Throttle positioning sensor?

My car has 134000 miles.
My car has an automatic transmission.

The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

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


Experienced Mechanic?

Earn up to $70/hr

What others are asking

Car heater blowing cold air.
There are a few different reasons why your heater could be blowing cold air. First, there may be a problem with your Heater controls. Inside your dashboard there are a series of doors that direct airflow. If one of these...
I have a p0016 code - crankshaft position sensor on FJ Cruiser 2007, how do I replace it
The crankshaft position sensor is located down on the right side (if you are standing facing the engine from the front of the vehicle) of the motor just to the right of the crankshaft pulley. To remove this, disconnect the...
Car hesitation from stop to acceleration
Hi, thanks for writing in. Prior to further diagnostics you should install the spark plugs that are referred to in the factory service manual and/or obtain the plugs from a GM dealer. Installing alternative aftermarket plugs with different gaps, materials,...
ECU disconnected
Hi and thanks for contacting YourMechanic. First, remove the ground cable from the battery and let it stay off for 12 minutes. Then hook up the battery cable and retry the key. If your vehicle still gives you the same...
Error message of reduced engine power is on and truck won't start.
Hi there. The reduced power light is on for one or many things that could be wrong with engine, transmission, or fuel system. First check the computer for any possible codes that could be shown up for the light to...
WHITE SMOKE COMING FROM ENGINE BUT NOT OVERHEATING
Hi there. If smoke is coming from the back of the engine, it's possible that you have a small coolant leak, oil leak or even windshield wiper fluid leak. Smoke can also come from an electrical system malfunction, serpentine or...
My air won't blow
I would recommend a suspension inspection (https://www.yourmechanic.com/services/brakes-steering-and-suspension-inspection) to determine what has happened after the pot hole impact. More than likely your fan is shorted to power and the impact is unrelated but the inspection should reveal the true issue. Maybe...
Car temp reading hot but not overheating
Hi Jennifer. One of the most common causes of an engine that runs hotter than normal is due to air bubbles in the cooling system. If repairs were made to the radiator and the replacement coolant was not correctly bled...
Car will not start new battery
You will need to have battery fully charged and then have charging system tested. If jump starting the car does not let the engine start then you may have a starter or theft system problem and would need further tests...

Related articles

The Best Used Cars to Buy If You Live in a Hilly Area
Do Do you live in terrain that is hilly? Do your city streets feature plenty of inclines and declines that can be nothing short of treacherous in miserable weather? If so, when it’s time to purchase a car you’re looking...
The Best Used Cars to Buy for Occasional Drivers
Not Not everyone relies on their car on a daily basis. Maybe you aren’t the type that deals with a daily commute, and running from here to there constantly. If that’s the case, you may be looking for a car...
The Best Used Cars to Buy If You Need to Haul a Motocross Bike
Of Of course you would love to be able to ride your motocross bike everywhere, but the reality is, at some point you're going to need to transport it. A cargo van of almost any make or model would be...