Q: 2004 Chevrolet Monte Carlo won't stay running

asked by on February 06, 2016

My car will start up but won't stay running. The idle runs low, the car shuts off, and then it right back up.

Idle Control Valve Replacement $146.15 - $920.51 Get a Quote

Hello. Problems such as these can be caused by many things. Anything ranging from a bad vacuum leak, to a faulty idle air control valve will cause symptoms such as these. As engine performance problems can many times be hard to diagnose, I would recommend having the vehicle looked at by a professional technician, such as one from YourMechanic, to ensure that the correct diagnosis and repair is made.

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

What others are asking

How do I properly secure a car seat in the rear seat?

Car seats or booster seats meant for restraining children are either secured via the LATCH (Lower Anchors and Tethers for Children) system compatible anchors or by using the vehicle’s seat belts to secure the seat. Here are a few steps...

Transmission hesitation problems only in reverse

One thing you may want to look at, especially since the transmission has been changed several times, is the shift cable. It is possible that the cable has stretched, and that the transmission may not be fully engaged in reverse....

clicking noise when turn signal is off

Hi there. If you are hearing a repetitive clicking sound, it is possible that it's coming from the engine compartment. In some cases, this can be caused by a loose serpentine or drive belt or pulley, a timing belt that...

Put key in ignition. Lights and everything come on for a second, then went off as I turned the key. Now no power, key stuck

Hi, thanks for writing in. This sounds like your battery cable connections are corroded or loose at the battery. Try to see if the battery connections are loose by wiggling them and see if power returns. If power returns, then...

My check engine light came on and my car jerks when I step on the gas I took it to the mechanic and he said that my transmission w

A scanner should be connected to the diagnostic connector to read what fault code or codes are set. The check engine light can come on due to any of dozens of sensors or switches being faulty. The vehicle's ecu relies...

My Brake pedal makes a humming when pressed

The brake caliper(s) could be failing to retract, thus setting up a harmonic during or after application of the brakes. Calipers should be rebuilt (or replaced) every 75,000 miles or so due to the harsh operating conditions they endure, principally...

Grinding from rear brakes

Hi there. Sounds to me that your brake pads have worn past their limit causing the metal base to press against the brake rotor which is leading to metal on metal contact. A brake service is due for your car....

Have to fuel very slowly, pump keeps shutting off

Hi, thanks for writing in. This may very well be related to the evaporative emission canister vent solenoid. This is often times part of the problem when getting the system to properly vent. This can be tested by simply checking...

It will shift in every gear but reverse won't work could it be the neutral idle switch

Hello there, thank you for asking about your 1997 Chevrolet Blazer. This is caused by an internal reverse band or servo actuator failing. You will need to have the transmission pressure tested to see if the reverse servo is being...

Related articles

5 Signs Your Car Isn't Shifting Correctly
Improper shifting is a sign of car transmission problems. The solution might be simple or complex, but get it inspected to avoid expensive repairs.
How to Use Autostick
Autostick gives drivers with automatic transmissions the feel of a manual car. It allows the driver to upshift and downshift for extra control.
How to Replace a Transmission Speed Sensor
Transmission speed sensors accurately calculate a car's road speed. If this sensor is faulty, a Check Engine Light will indicate the driver.