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2013 Chevrolet Suburban
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Trouble Codes, Check Engine Light

Old December 12th, 2011, 1:48 PM
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Question Trouble Codes, Check Engine Light

How do you get the trouble codes when the truck doesn't run? With the key? TIA
Old December 12th, 2011, 5:31 PM
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Buy or rent a scan tool or code reader and then plug it into the OBD data link port under the dash with key on?
Old December 12th, 2011, 6:06 PM
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^ agree, or borrow a friends.

Throw a battery charger on the battery if the car is weak, which I imagine it is if it doesn't run / no return power from alternator.
Old December 13th, 2011, 6:28 AM
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On some makes you can turn the key and get codes with blinking lights, maybe not this make. I killed and charged the battery once. Thanks Guys.
Old December 13th, 2011, 11:14 AM
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That was OBD I days, i.e., 1995 or older. Anyway, the CEL should be lit with key on, engine off. If yours won't start, the CEL is not really a good diagnostic aid.
Old January 24th, 2012, 12:18 PM
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Bought a $20 scanning tool, will let you know the results.
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