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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
- Thread
- 2003 chevy crank ecm ignition security tahoe troubleshoot
- Replies: 2
- Forum: Audio & Electronics
