On 4/29/2017 1:31 PM, Tom Del Rosso wrote:
> What is that noise like a stepper motor in the rear 5 seconds after
> starting?
>
> It's a 2002 Lesabre but you probably don't need to know that.
>

My guess is that the guy you got in your trunk ain't fully dead yet.
OTOH, it might be that your fuel pump is trying to send you an important
message.