Park both vehicles close enough for the jumper cables to reach, but do not let them touch
Turn off both vehicles and remove the keys
Set both parking brakes
Put both vehicles in park or neutral
Open both hoods and locate the batteries
Identify the positive and negative terminals
Attach one red clamp to the dead battery’s positive terminal
Attach the other red clamp to the good battery’s positive terminal
Attach one black clamp to the good battery’s negative terminal
Attach the other black clamp to an unpainted metal ground on the dead vehicle
Start the working vehicle and let it run for a few minutes
Try starting the dead vehicle
If it starts, let both vehicles run for several minutes
Remove the cables in reverse order
Keep the revived vehicle running
If the vehicle does not start, wait a few minutes and try again
If it still does not start, seek roadside assistance or a mechanic