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'98 Tahoe Notorious Security Issue
Yes. I ran through the diagnostic steps. As you said, it just runs me in circles. The relearn has worked, as you can see by the Valid Code 9 and monitor state parameters on the scanner. It's the actual VCM that doesn't want to accept the password. Aside from all that. I have opted to delete...- Romeroman64
- Post #7
- Forum: Engine & Drivetrain
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'98 Tahoe Notorious Security Issue
I will definitely look into that. Thank you. To cure my OCD, I would still like to know what the heck is going on here that I have a valid password but the VCM is not accepting it.- Romeroman64
- Post #5
- Forum: Engine & Drivetrain
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'98 Tahoe Notorious Security Issue
That would be great, if I knew how. Perhaps you could point me in the right direction? (According to the service manual, ECU is the appointed acronym for the diesel engines. VCM is the appointed acronym for gas engines. I'm guessing so the engineers & manufacturing plants don't mix up the...- Romeroman64
- Post #3
- Forum: Engine & Drivetrain
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'98 Tahoe Notorious Security Issue
Hi Everyone! So I have an odd issue with the notoroius anti-theft system on a '98 Tahoe. Here's a rundown of everything; 1. Fuel Pump replaced a second time after a shade tree mechanic misdiagnosed the crank/no start issue and did an improper pump replacement (disconnected filler hoses, lines...- Romeroman64
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- Replies: 7
- Forum: Engine & Drivetrain
