Lock-Out Prevention
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2000 GMC Yukon, 2000 GMC Pickup, 2000 GMC Cab & Chassis, 2000 GMC C3500 HD, and 2000 Chevrolet Tahoe. However, it is still accessible from the selected car via links, so may be relevant.
Lock-out prevention will not allow doors to lock with key in ignition and a door open. To turn this feature on and off, perform following:
- Put key in ignition. Turn ignition on, and then off to disarm alarm system.
- Remove RADIO fuse No. 17. Turn ignition switch to ACCESSORY position. Chime should sound twice to verify programming mode.
- Press LOCK switch on door. Number of chimes heard indicates current mode. Press LOCK switch on door again to change modes. See LOCK-OUT PREVENTION MODES table.
- To exit programming mode, turn ignition off and reinstall RADIO fuse No. 17.
LOCK-OUT PREVENTION MODES
| Mode | Description |
|---|---|
| 1 | Disabled |
| 2 | Enabled |