2015 Buick LaCrosse Owner Manual - Page 332

Vehicle Care 3. Press T then scroll y or until Jump Start displays. 4. Press start. 10-79 z 3. Press T then scroll y or until Jump Start displays. 4. Press start. z V to activate the jump V to activate the jump 5. The system will then ask for confirmation. If Yes is selected, the jump start will begin and the display will show WAIT TO START. 6. When the jump start is complete, the display will show ATTEMPT START or JUMP START DISABLED. Keyless Access With the brake pedal not applied, press and hold the ENGINE START/ STOP button for more than five seconds. This will place the vehicle in the Service Only Mode. Proceed as follows: 1. Press S then scroll y or z until the Settings menu displays. 2. Press V to enter the Settings menu. 5. The system will then ask for confirmation. If Yes is selected, the jump start will begin and the display will show WAIT TO START. 6. When the jump start is complete, the display will show ATTEMPT START or JUMP START DISABLED. If the vehicle is started, the on-board jump start function will be automatically disabled. If the vehicle cranks but does not start, the procedure may be repeated again. If the vehicle start is still unsuccessful, the jump start can be attempted using the following jump starting procedure under "Jump Starting (with or without eAssist)." On-board jump starting may be unavailable due to the 12-volt battery charge level, the eAssist battery charge level, power capability, or an issue with the eAssist system. In these cases, the display will not be available because of the power issue, or the DIC will display JUMP START DISABLED SEE OWNERS MANUAL. Jump Starting (with or without eAssist) For more information about the vehicle battery, see Battery on page 10-27. If the battery has run down, try to use another vehicle and some jumper cables to start your vehicle. Be sure to use the following steps to do it safely.