I WOULD START WITH RECHECKING NEW ALT,BATTERY,CONNECTORS ETC.I'VE SEEN MANY CARS WITH NEW BATTERY & ALTERNATORS COME THROUGH THE SHOP. THE TRUE PROBLEM W SOME OF THEM IS THEIR ELECTRICAL.SHORTS THEY ALSO HAVE. I CAN'T DO IT ONLINE BUT RECHECK WHAT WAS DONE ALREADY & IF ALL THERE IS GOOD, I WOULD MAKE SURE ALL YOUR FUSES ARE OK & TAKE INTO A TRUSTED GUY BEYOND THAT.BEST I COULD DO FROM HERE.GOOD LUCK FRANK M
Check your battery terminals for corrosion. That will prevent battery from taking proper charge or for that matter supplying enough current to turn over the starter motor.
And make sure that your new alternator is charging properly - when running measure system voltage - should be around 14.3 or environs. If you get reading close to 12 unit is not working!
SOURCE: vehicle needs to be jumped to start,battery/alternator fine.
E-mail me back to sign up for my platinum plan and I'll tell you how. I thought this service was free. Sorry to have signed up. Please take me off your list...
SOURCE: Wont start...not the battery. Tried to jump it.
There are a few thing that could cause this. It prob. is not your alt. you would still be able to jumpstart it. I would suggest having your starter checked first. You can have it tested at most auto parts stores for free. It will save you some $$$ if that is not the problem. hope this helps
SOURCE: My 2005 Yukon denali won't
My guess would be the anti theft security system. When this system starts to fail, it turns off the starter from the ignition. The fact that you can hard start it proves this. Read this link for symptoms, info, pictures, and solutions to this problem. http://vatspasslockpasskeysecurityhelp.yolasite.com/
SOURCE: I have a 99 windstar that won't start the
call the dealer or a auto locksmith but do try the spare key first
If the car does not have a security system, I would check for voltage at the starter from the battery and from the key switch.
The power from the key switch goes thru the neutral safety switch before getting to the starter.
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Thanks everything has checked. Everything is new but I'm thinking it very well could be the starter cone ect ion being slightly loose. This would explain why there are no issues after its warmed up. Unless there is a problem I'm not seeing?
Car electrical systems use low voltage so the slightest amount of corrosion or a loose connection presents a tremendous obstacle to the flow of electricity. Bad starter motor connection is as bad as bad battery contacts.
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