20 Most Recent 2004 Chevrolet Cobalt - Page 8 Questions & Answers

you will need a wiring diagram.Most cars now the alarm is tied in with the starter.So you have to jump certain sections

evap canister or its vent valve faulty. Common occurance around my shop.

Look under the dash for the rod that actually manipulates the starter switch (it is not near the key, but near the floor or located on the column midway down and is controlled by a metal rod, all the key does at the top is lock the wheel) You can unlock the shifter, and even start the vehicle without a key by moving the rod manually.

Here's a link on how to remove codes.Stroll down to Data Link Connector,it's about half way down.

Warped rotors or out of balance tires can cause this. Have you had a front-end alignment after putting these steering/suspension parts on? When replacing these parts IT IS CRITICAL TO HAVE ALIGNED. Also, Have you checked condition of front HUB/WHEEL BEARINGS?

You poor thing ,dont you you realise its one of them american thingys where the brake light is also the indicator ,totally illegal here in europe where it has to be a amber indicator light anyway the fault lies for sure in the fancy stop light switch ,my best advice would be to buy rear europeon rear lights and have them fitted and that monstosity of a stop light switch with all the relevant horrors of the wiring discarded in favour of a simplier system

Are you locked out of the car? If so, you'll need AAA or some other service to come unlock the door. Once you can get in, you should be fine.

Check your wheel bearing

Just because the code says map sensor doesnt actually mean theres anything wrong with the map sensor.an outside factor could be causing the sensor to read beyond its threshold causing a fault code. Also i would check into any technical service bulletins for your vehicle. if theres a factory issue you can save alot of headache by checking there first. and lastly be sure to clear the code after replacing the part. if you no longer have access to a scan tool just unhook the battery for a few minutes to clear the code.

the computer may need to be re-flashed by a dealer, if there is one digit that is off from your original engine block(which may depict a different type of sensor or two) things get added to these newer engines to help control emissions, hope this helps....bring it in to a reputable dealer, tell them what you did and they will tell you the same thing

the clutch going to the floor and not going into gear sounds like the clutch wont disengage . could be lugging the engine down. could be low fluid or fluid leak or bad slave cylinder or clutch master cylinder

the remote starter "brain " should be a black box under dash on driver side will have wires with plugs going to it usually will have at least 1 6wire plug that if followed there path they will lead to key ignition switch. if you find this box unplug it untill you can get remote starter repaired.

I think that is a electric switch at the latch on the trunk lid. The latch could be brokne of a wire is broken.

look for fuses blown

Sounds like possbly your old starter might have been good starting solinoide is bad, did you replace both starte and soliniode if not replace the starting soliniode should fix problem. If you bought a rebuild it might be bad. take it to Auto Zone they can test both the solinoide and starter.