PROBABLY NOT THE "GROUND" CONNECTED TO THE STARTER.......IT GETS GROUND BY BEING BOLTED TO THE ENGINE
I CAN THINK OF A FEW REASONS FOR THE BURNT OR MELTED PLASTIC
1) THE POSITIVE CABLE MAY HAVE GOTTEN EXTREMELY HOT DUE TO EXTENDED/ OR EXCESSIVE CRANKING
2) A LOOSE CONNECTION WILL HEAT UP FAST....POSSIBLE ARCING.........IT DOESN'T MATTER IF IT WERE THE POSITIVE OR NEGATIVE CABLE WITH THE LOOSE CONNECTION, THE WHOLE CIRCUIT WOULD GET HOT
3) A DEFECTIVE STARTER OR ENGINE DRAG MIGHT MAKE THE STARTER WORK HARDER---DRAW MORE FROM THE BATTERY, HEATING THE CABLES
THE MEDIC
Feb 24, 2013 at 3:08 AM