Recent content by DonYukon

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    '03 Yukon XL 1500 New battery = No Crank

    This morning I am going to attempt to pursue the Passlock system, which has displayed symptoms from the beginning. If this is effed up, the main symptom presented to me, no crank from ignition, could be the path to a solution. Yeah, since changing the 5 year old battery on monday and leaving...
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    '03 Yukon XL 1500 New battery = No Crank

    re. testing relays: . I didn't have a 9 volt battery, so I used the ohm setting on my tester.
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    '03 Yukon XL 1500 New battery = No Crank

    Interesting re. the DRL's, because even after removing the key from the ignition, they remained on for quite sometime, until I finally disconnected the battery, which by the time I disconnected it, the 2 day old battery had run down to 11 volts. There is something else drawing from it in a...
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    '03 Yukon XL 1500 New battery = No Crank

    UPDATE: I learned how to "jump" the relay for the starter, between slots 30 & 87, to determine if it worked. It did. I did the same for the fuel pump relay and it worked. Unfortunately for me, after running fuel pump for a few seconds, then going back to relay for starter and jumping it, it...
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    '03 Yukon XL 1500 New battery = No Crank

    Can you suggest a quality scanner?
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    '03 Yukon XL 1500 New battery = No Crank

    Thanks for your reply. Here's the code reader...
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    '03 Yukon XL 1500 New battery = No Crank

    Fixes like put key in ignition, turn to on (not ignition position), hold for a few seconds, then back to off...and repeat a few times. This one actually clears obd codes...sometimes. I learned that simply removing black cable from negative battery terminal does the same, reliably. Then...
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    '03 Yukon XL 1500 New battery = No Crank

    Hi all...I have an '03 Yukon XL 1500. Sometime last week, the alarm went off and I could not shut it off. In the past, I have accidentally hit the horn alarm icon on the key fob, but pressing the button again, always shut it off, but not this time. After a few minutes, it just stopped. I had...
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