Re: RE: 4.7 ping??

From: Arnoldo Silva (silva@rio.bravo.net)
Date: Thu Mar 22 2001 - 23:16:10 EST


how could the cat gone south in only 5k miles? that stinks what are they
putting in these things everybody seems to be having problems with their
cats.
anold
----- Original Message -----
From: "Ronald Wong" <ron-wong@home.com>
To: <dakota-truck@buffnet.net>
Sent: Thursday, March 22, 2001 9:19 PM
Subject: DML: RE: 4.7 ping??

> One of your cats has gone south!
>
> Ron
> 00 PB SLT QC 4X2 5.9 46RE 3.92 LSD
> For modifications see my DML Profile (URL follows)
> http://www.twistedbits.net/WWWProfile/dakota/Kw9pV1EkFeOYY
>
>
> -----Original Message-----
> From: owner-dakota-truck@buffnet.net
> [mailto:owner-dakota-truck@buffnet.net]On Behalf Of Jeff Durling
> Sent: Thursday, March 22, 2001 7:02 PM
> To: dakota-truck@buffnet.net
> Subject: DML: 4.7 ping??
>
>
> My truck has started to sound like it is pinging. This started right
> after I turned 5k on the odo. It might not be a pinging sound since if
> you push farther through the pedal it disappears. It also will not make
> any sound if you drive it normal it only does it when you get into it a
> little. The sound seems like it is coming from right in front or below
> the front of the console that sits under the dash. I kinda sounds like
> marbles gurgling around but not sure. I have heard pinging before but
> not quite like this and not quite as loud. I'm not saying it's bad but
> you do notice it if you have the radio off. I have not tried different
> plugs or anything else yet but thought I would ask for some opinions.
> Any help would be great. I haven't heard anything before about the 4.7's
> having a pinging problem so not sure. I have thought about trying out
> the +4's from bosch since they seem to work really well on the 4.7. I am
> also going to experiment with gas but will be really pissed if I have to
> move up in octane to solve the problem. The literature states that it
> should run on a certain octane and that you should maintain that octane.
> I do run a higher octane through it every 4th tank.
>
> Jeff Durling
> 01 4x2 QC SLT+
>
>
>
>



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