Engine Won't Start?

Tiny
POLABARE
  • MEMBER
  • 5 POSTS
  • 2006 CHEVROLET COBALT
  • 70,000 MILES
Car wont start, -20 celcius last few days, im thinking its old oil as the day the car didnt start I was on my way in get an oil change. Ive filled the anti freeze, but only after the car didnt start.
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Wednesday, July 29th, 2020 AT 12:25 PM (Merged)
Tiny
SATURNTECH9
  • MECHANIC
  • 30,870 POSTS
So does it no crank engine not spinning over not start?Is the security light on when it won't start?
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Wednesday, July 29th, 2020 AT 12:25 PM (Merged)
Tiny
POLABARE
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Getting nothing but clicking. All the lights on the display go on. Not sure what the security light is.
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Wednesday, July 29th, 2020 AT 12:25 PM (Merged)
Tiny
SATURNTECH9
  • MECHANIC
  • 30,870 POSTS
When you turn the key to the run position is there a light on the dash that looks like a lock or something that looks like it has something to do with security?
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Wednesday, July 29th, 2020 AT 12:25 PM (Merged)
Tiny
POLABARE
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  • 5 POSTS
Yes there is. Engine light and also security lock light. I should mention also. The day it didnt start, I was on my way in for an appointment to have an oil change and have a engine overheating symbol checked. Also. My heating had stopped working. Blowing cold air.
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Wednesday, July 29th, 2020 AT 12:25 PM (Merged)
Tiny
SATURNTECH9
  • MECHANIC
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Alright one thing at a time first let's see if it we can start it. Those cars are known for bad ignition switches causing no starts with temps under 30 degree's. Let's try this try to start it then let the key go back to the run position. Wait till the security light shuts off should e about ten minutes. Then turn the key to the off position for ten seconds. Then repeat those steps two more times. By the fourth time of you trying to start it going thru those cycles it may start. If it does you will have to have your body control module scanned for codes.A diyer scan tool can't do that if you have a code B2960 and or B3033 bad ignition switch.
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Wednesday, July 29th, 2020 AT 12:25 PM (Merged)
Tiny
BORYCZKO
  • MEMBER
  • 4 POSTS
  • 2006 CHEVROLET COBALT
  • 102,000 MILES
Why wont it start? Battery is good clean termanals are good clean. Turn key to start and just clicks rapidly, not starter click just dash noise clicks. Cannot hear fuel pump, seems like the battery is dead but its not. When turning the key all the lights go off irradicly with clicking noise, when it sops clicking the lights come back on solidly. Thank you for any help!
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Wednesday, July 29th, 2020 AT 12:25 PM (Merged)
Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Battery good how did you test it? Answer this and we'll continue-
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Wednesday, July 29th, 2020 AT 12:25 PM (Merged)
Tiny
POLABARE
  • MEMBER
  • 5 POSTS
I tried it, first few times the security light went off within seconds but the engine light stayed on, after the third time several lights just went on and off, as did the mileage display air bags and seat belt. On off on off on off. The locks also sounded like they were locking unlocking.
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Wednesday, July 29th, 2020 AT 12:25 PM (Merged)
Tiny
BORYCZKO
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  • 4 POSTS
Battery tester, its a brand new batt.I even have it on a battery jump box when attempting to strart it.
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Wednesday, July 29th, 2020 AT 12:25 PM (Merged)
Tiny
SATURNTECH9
  • MECHANIC
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Sound like the battery is dead or bad as the battery charged and tested. Also make sure the battery cables are clean and tight. Then see how it goes.
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Wednesday, July 29th, 2020 AT 12:25 PM (Merged)
Tiny
BORYCZKO
  • MEMBER
  • 4 POSTS
Okay I tried to start again and I do apologize the starter is clicking as well I jumped the starter and I can only get it to spin it will pop out too but will not pop out and spin to crank motor. The start of all this happened when I was driving and the car just died. I pulled over towed it home. Only the engine light is on now.
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Wednesday, July 29th, 2020 AT 12:25 PM (Merged)
Tiny
POLABARE
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  • 5 POSTS
But would all the cabin lights come on with a dead battery? Ill try my booster pack again and see. Thanks for all your help.
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Wednesday, July 29th, 2020 AT 12:25 PM (Merged)
Tiny
BORYCZKO
  • MEMBER
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Update: I turned the motor with a wrench and tried starting it. It tried to start then stopped ; I couldnt turn the motor anymore to the right seemed like it was siezed turning it that way however it did turn to the left no problem tried starting again same thing, cranks for half a sec then stops like it locks up could this be esult of timing chain?
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Wednesday, July 29th, 2020 AT 12:25 PM (Merged)
Tiny
SATURNTECH9
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Yes just because the side lights are working doesn't mean the battery isn't dead.
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Wednesday, July 29th, 2020 AT 12:25 PM (Merged)
Tiny
BC704
  • MEMBER
  • 2 POSTS
  • 2006 CHEVROLET COBALT
  • 2WD
  • AUTOMATIC
My son's '06 Cobalt SS lost power and began running rough. Error code pointed to a bad fuel injector. After replacing injector, car will not start at all. Is there anything else that needs to be done besides replacing the bad injector?
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Wednesday, July 29th, 2020 AT 12:25 PM (Merged)
Tiny
RASMATAZ
  • MECHANIC
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Do below to determine if its fuel or spark problem

Get a helper disconnect a sparkplug wire or 2 and ground it to the engine atleast 3/16 away from ground-have helper crank engine over-do you have a snapping blue spark? If so-you have a fuel related problem, Do you hear the fuel pump come On when you turn key on? If not check fuel pump fuse and fuel pump relay if okay-check the fuel pressure to rule out the fuel filter/fuel pump/pressure regulator and listen to the injector/s are they pulsing or hook up a noid light. No snapping blue spark continue to troubleshoot the ignition system-power input to the coil/coil packs, coil's resistances, cap and rotor, distributor pick-up coil, ignition control module, cam and crank sensors and computer Note: If it doesn't apply disregard it and keep testing
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Wednesday, July 29th, 2020 AT 12:25 PM (Merged)
Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Go to this link for more information: https://www.2carpros.com/articles/car-engine-will-not-crank-over
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Wednesday, July 29th, 2020 AT 12:25 PM (Merged)
Tiny
BC704
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Thank you for your answer. Sounds like all the typical troubleshooting steps. I just wanted to make sure that there is nothing in particular about replacing an injector that I might have missed. Seems odd that it ran before the replacement, but won't start at all after.
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Wednesday, July 29th, 2020 AT 12:25 PM (Merged)
Tiny
SATURNTECH9
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Just wanted to add to this one. So was the engine running really rich and that is why you thought it had a bad injector?I have seen bad mass airflow sensors cause the engine to run really rich on those cars. Also have seen Loose connections to the baro sensor cause the car to die and not start.
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Wednesday, July 29th, 2020 AT 12:25 PM (Merged)

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