Challenger SRT-8 V8-6.1L (2009)
12. Remove the negative battery cable.
WARNING: Do not remove the cylinder block drain plugs or loosen the radiator draincock with the system hot and under pressure. Serious
burns from the coolant can occur.
13. Drain the cooling system See: Cooling System/Service and Repair
CAUTION: Do not let the tensioner arm snap back to the free arm position, sever damage may occur to the tensioner.
14. Rotate the accessory drive belt tensioner (7) counterclockwise until it contacts it's stop. Remove the accessory drive belt, then slowly rotate the
tensioner into the free arm position See: Drive Belts, Mounts, Brackets and Accessories/Drive Belt/Service and Repair/Removal and
Replacement/Serpentine Accessory Drive Belt - Removal