FixVault

Panic Mode Inoperative

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2002 GMC Yukon XL, 2002 GMC Yukon, 2002 Chevrolet Tahoe, 2002 Chevrolet Suburban, and 2002 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Panic Mode Inoperative

Step Action Yes No
1 Did you perform the Remote Keyless Entry System Diagnostic System Check? Go to Step 2  Go to Diagnostic System Check - Remote Keyless Entry 
2 With the keyless entry transmitter, attempt to operate the panic function.
Do the horns, park lamps, and headlamps all pulse on and off?
Go to TESTING FOR INTERMITTENT AND POOR CONNECTIONS Go to Step 3 
3 Do any of the panic functions operate? Go to Step 4  Go to Keyless Entry System Inoperative 
4 Do the headlamps flash? Go to Step 5  Go to SYMPTOMS - LIGHTING SYSTEMS
5 Do the park lamps flash? Go to HORNS INOPERATIVE Go to SYMPTOMS - LIGHTING SYSTEMS