Cars - break down..torque converter problem?

On 11/21/2010 9:37 PM, aspd watch wrote:
> Hello everyone,
>
> I have a question I'd like to ask. My dad has a 1994 chevy C-350,
> which comes with an automatic transmission.
>
> Just a couple of minutes ago, he informed me that his truck will no
> longer go into gear when shifting the transmission. The truck is
> making a whining noise, particularly when the transmission is set in
> neutral. He also told me that the torque converter is spinning when
> the trans is set in neutral, but I thought it's supposed to do that?
>
> When I drove the truck earlier today, I noticed that when I put it
> in reverse, there was a kind of loud thud noise immediately after the
> gear was shifted in reverse. It kind of sounded like the sound of a
> gear skipping over with some missing teeth. This has been going on
> for a couple of months, and we assumed that maybe some teeth were
> breaking off a gear from somewhere under the truck.
>
> Is this likely a torque converter problem, or could this be something
> else entirely?
>
> thanks

What is a chevy C-350?