Stop / Start Vehicles
Activation of HDC will deactivate the stop/start system. If HDC is activated while the engine is shutdown in a stop/start cycle, the engine will automatically restart. For additional information, refer to: STARTING SYSTEM - TDV6 3.0L Diesel / Starting System - V6 S/C 3.0L Petrol / Starting System - V8 N/A 5.0L Petrol/V8 S/C 5.0L Petrol .