Noise When Performing Torque Converter Stall Speed Test
WARNING: This page does not describe the selected car, but rather 11 other vehicles, including the 1996 Dodge Ram Wagon, 1996 Dodge Ram Van, 1996 Dodge Pickup, 1996 Dodge Dakota, and 1996 Dodge Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
Whining noise caused by fluid flow is normal. A loud metallic sound indicates torque converter is damaged. To ensure sound is coming from torque converter, raise vehicle on hoist. Operate vehicle with transmission in Drive and then Neutral at light throttle. Ensure noise is coming from torque converter. Replace torque converter if defective.