What should the idle speed be on a Chevy Malibu?

Start and idle the engine in PARK for 3 minutes. 6. After the 3 minute run time the engine should be idling normal. Important: During the drive cycle the check engine light may come on with idle speed DTCs. If idle speed codes are set, clear codes so the ECM can continue to learn.

What causes the engine rpm to go up when idle?

When the engine idles, there will usually be a misfire that you can feel just from holding onto the steering wheel. Furthermore, the RPM of your engine will be higher than normal when the vehicle is idling. The RPM will usually go back to normal as you accelerate the vehicle, but will increase again after you stop.

What causes a Chevy Malibu to go out?

OOps most likely fouled up one of the servo motors in the body, try a parts store and get the code pulled and write it down then repost back here and we can go from there. 4 people found this helpful. Welp… I put a brand new alternator in and my car just went out.

What should the throttle pressure be on a Chevy Malibu?

• The manifold absolute pressure (MAP) is greater than 5 kPa. • The mass air flow (MAF) is greater than 2 g/s. • The ignition 1 voltage is greater than 10 volts. Throttle Learn Important: Do NOT perform this procedure if DTCs are set. Refer to Diagnostic Trouble Code (DTC) List – Vehicle. 1. Start and idle the engine in PARK for 3 minutes. 2.

What happens to your car when you idle it?

When the engine idles, there will usually be a misfire that you can feel just from holding onto the steering wheel. Furthermore, the RPM of your engine will be higher than normal when the vehicle is idle. The RPM will usually go back to normal as you accelerate the vehicle, but will increase again after you stop.

Is it normal to have a rough idle?

This is definitely not a normal situation. If you are experiencing a rough idle or your RPM is running high, then there are a variety of reasons for why this could be happening. It is not always easy to diagnose the cause because there are so many factors involved here. Below are the top 5 causes that a mechanic would look for.

Why does idle speed drop during cold startup?

If the idle air control valve did not compensate for these, the idle speed would drop when certain accessories are used. In severe cases, the engine may even stall. The idle air control valve is most important on a cold startup. Problems with the idle air control will be most obvious during this time.

Is there a problem with my Chevy Malibu engine?

Actually it is a GM problem with Chev,Buick & Pontiac 3.1L engines. It is not serious, only a noise.It’s called Piston Slap or Cold Engine Tick. GM calls it a “Customer annoyance issue” and will not affect the durability or life of the engine. (cyliders 1~4 uncoated)on this motor, hence the racket it makes when you start it up cold.

What to do if your Chevy Malibu hesitates during acceleration?

Chevrolet Malibu Engine hesitates during acceleration Inspection at your home or office. Our certified mobile mechanics come to you 7 days a week between 7 AM and 9 PM. Our certified mobile mechanics can come to you now.

What does it mean when your engine idle is too low?

If your idle is too low, it could be the IAC not talking to the computer correctly. Disconnect the IAC connector for a couple seconds while your engine is idling. If your engine idle didn’t change, you can suspect it to be the IAC. If it is working properly, unplugging it would cause your idle to freak out.

How much does a 2006 Chevy Malibu cost?

Compare to Similar Vehicles Used 2006 Chevrolet Malibu Used 2010 Kia Rio See Details Price $5,102 $5,227 KBB.com Rating N/A N/A Consumer Rating 4.3 4.3