security
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2006 Nevada Highway PAtrol Tahoe Security issue?
My father had his battery died in his Tahoe listed in the description. I replaced it and it started fine, but the idle seems to be surging. I marked this up to the ECM reprograming and thought nothing of it and left. He did drive it one day without mentioning any issues. The next day he couldn't...- CustomCoffinWorks
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- bypass pats security
- Replies: 5
- Forum: Engine & Drivetrain
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Trouble shooting ECM & Security Lock
Hey there Y'all, I'll put the full story below, but I was wanting to know if there was a way to trouble shoot a ECM and the security lock on a 2003 Chevy Tahoe. I have a OBD scanner that can't connect to the Tahoe, but will to other vehicles. The security lock is constantly on when I try to...- OldCrunchyTaco
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- 2003 chevy crank ecm ignition security tahoe troubleshoot
- Replies: 2
- Forum: Audio & Electronics
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No crank no click no start after driving just fine. Potentially related to fuse 35 / DLIS in 2011 Yukon
Posting this half as an ask for the wisdom of this group, and half to maybe help someone else out in the future, at least temporarily. Started up my 2011 Yukon today here in Canada, a nice warm -6c or so (About 20f) and drove 15 minutes into town to drop some things off while the truck sat for...- Bardgm
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- dlis no crank no crank no start no start security tahoe yukon
- Replies: 8
- Forum: Engine & Drivetrain
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Odd electrical problems
Hey everyone. New member here and I’ve got an interesting issue. Just bought my 01 Yukon Denali xl and I got it pretty cheap because the previous owner said lightning struck some wires near the truck when it was in Florida and now it’s got a draw on the battery and the gauges go crazy. He said...
