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alternator

  1. Install Guides/DIY
    Weather there are charging or regulation issues that need addressing. Both will ultimately lead to the removal of the alternator for testing and/or replacement. On the Cobalt this is a slightly more involved task due to the location of parts, but not a very difficult task to be done in the...
  2. Problems and Service
    Hi there, I am a single mother and my income is my car! so please HELP! I have a 2006 chevy cobalt coupe 2.2L I4 DOHC (hope thats all the info you need) and im trying to buy an alternator online, but worried it will be the wrong one even though it says "fits chevy cobalt" blah blah blah, ya...
  3. Problems and Service
    Hello everyone not too long ago I purchased a 2010 Chevy cobalt LT. I noticed the voltage while driving drops to 12.5v. When the car is started it has 14.2 but once it gets above 80* outside temp or when the engine reaches operating temp it rapidly falls to ~12.5. Last month it refused to start...
  4. Problems and Service
    So i had a bonehead moment and hooked up my battery backwards on my 09 cobalt LS and turned the key. Once i did that, smoke came out of the engine but then I rushed to disconnect the battery. Long story short, after doing some investigating in my car, the thick wire that hooks up to the...
  5. Problems and Service
    I drive a 2010 Chevrolet Cobalt base model and I am having electrical problems that nobody can seem to figure out. My battery light has been intermittently coming on for about 3 or 4 months, along with constant pulsating/flashing dash lights and headlights unless I'm pressing the accelerator...
  6. Problems and Service
    I have a 07 Chevy Cobat Lt coupe. 108k. Drove The car saturday night with no issues, let it sit all day sunday, went to start it up monday evening and it wouldnt start. It seemed as if the battery was dead so i had it jumped it started up fine, we also checked all the fuse's to make sure nothing...
  7. Problems and Service
    I drive a 2007 cobalt ls coupe, 5 speed. For a while now whenever my car is on, every light on the vehicle pulsates or flickers from bright to dim, literally every light. Dash, head unit, headlights, tail lights, side markers. Is this contributed to a problem with the alternator? Or something...
  8. Audio/Video
    Ok i just got into the car audio stuff last year. I currently have a system in my cobalt now. I'm looking to upgrade it really soon. But i see people have some nice stuff. My question is how many watts can the amp be to not be too much on the stock alternator and battery? The car is a 2008...
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