Buzzing under back seat Type 44

[Tim Leonard]

You should NEVER consider cleaning the garbage out of the gas tank. It is
always better to re-engineer Bosch components.
Tim Leonard

Subject: Re: Buzzing under back seat Type 44


> You are correct in suspecting it is the fuel pump. It is not under the
> rear seat, but rather in the tank, just behind it. One of the common
> failures and probably what you are experiancing is that there is bebris
> from the tank liner plugging up the screen filter on the base of the
> pump. The only fix for this is to pull the pump out of the tank, and cut
> the screen out. This will allow th pump to ingest more garbage, but it
> all will be caught by the fuel filter. > -Nate

> > Ever since I bought my 87 5KCSQ there has been a low buzzing under the
back seat (outside car).
> > What is causing that?  Is it the fuel pump?  Should it making that much
noise?
> >
> > Reason I ask is that for the third time in a week that buzzing sound
changed pitch (got higher and MUCH louder) and then the car started running
really rough, like it was starved for gas.  If I turn the car off and back
on, it runs fine...  Do I need to replace my fuel pump??
> >
> > Thanks for the help
> > Adam
> > Olympia, WA
> > 87 5KCSQ
> > 238,000 and climbing
> >
> >
>
>
>
>