Perform the following procedures after installing the UV8 cellular telephone kit, or after replacing the cellular telephone handset, cellular telephone module or dash integration module (DIM).

Verify that the dash integration module (DIM) is set up to recognize the UV8 cellular telephone option. This procedure is necessary to ensure that the vehicle steering wheel controls perform cellular telephone functions in place of the HVAC functions. The procedure is also necessary to enable the driver information center cellular telephone messages. (For complete instructions for DIM programming and setup, refer to Body Control Module (BCM) Programming/RPO Configuration in Body Control System.)

1. Connect a scan tool to the data link connector (DLC).
2. Turn ON the ignition, with the engine off.
3. Under the dash integration (DIM) main menu, select Special Functions.
4. Under the Special Functions menu, select Set Options.
5. Under the Set Options menu, select Miscellaneous Options #1.
6. Under Miscellaneous Options #1, select Phone. Save the selected option.
7. Exit the scan tool DIM menu.

It is necessary to turn on the hands-free auto mute feature. If this feature is OFF and you are using the handset connected to the vehicle but undocked, the system automatically ends the call when you dock the handset. The hands-free auto mute feature, turned ON, ensures that when you dock the handset while in a call, you will be switched to hands-free operation automatically.

To turn on this feature, program the handset for HF AUTO MUTE ON, as follows:

1. On the handset, press Fcn, then menu 1.
2. Press the * key to scroll to the Phone Options menu. The handset display will show PHONE OPTIONS.
3. Press Sto.
4. Press the * key to scroll to the Call Options submenu. The handset display will show CALL OPTIONS.
5. Press Sto.
6. Press the * key to scroll to the Hang-Up for Hands-Free feature. The handset display will show HF AUTO MUTE OFF (if the feature is off).
7. If the feature is OFF, press Sto to turn the feature ON. The handset display will show HF AUTO MUTE ON.
8. Press End to exit the menu.

Verify that the handset is programmed for cellular service as required by the owner's cellular service provider.