Originally Posted by stickyfingerz

Hook up the positives on both cars while keeping the neg away from any grounding surface. Hook up the negative on the car that needs jumped and hook up the neg on the car doing the jumping last. You can leave the car that is running on while starting the other. Your car is always pulling from the battery, the battery doesn't push. On top of that your alternator puts out 14.4 to 16v . Nothing will fry. The only ones that fuck up their car when jump starting are people who do shit the wrong way. Ive jump started probably 300 to 400 cars or more over the years and NEVER fucked up anyones electrical system. Ever. or my own. lol