I solved my V6 problems by getting a 4.7 Dak. Noise
was definitely getting to be it`s own problem after
about 15,000 miles on the V6. What you mentioned about
the motor not having a very deep exhaust note was
always true with mine,when it was cold.After it warmed
up,it sounded much deeper,and it also didn`t sound as
rough.--- Wes Weems <wweems@fix.net> wrote:
> Ok,
>
> I've had my 97 Dakota sport for a little over a
> year... and I am kinda
> curious as to if anyone else has experienced similar
> problems...
>
> My truck has what appears to be a slight pinging
> problem... (kinda sounds
> like a tinny rattling noise, usually around
> 3000-3500 rpms)... and usually
> doesnt do it if I am going hard acceleration... just
> gradual or driving at a
> constant 3000 or so rpms.
>
> I've checked and I dont have a belly pan gasket
> problem... I'm running 89
> (but have gone as high as 100 octane -- octane
> booster etc) I've had the
> spark plug re-route, and taken it to the dealer
> several times. I am almost
> thinking now that this noise may not be a pinging
> dakota at all.
>
> I've noticed the sound of my exhaust doesnt sound
> nearly as deep or none of
> the resonance it used to have, and I suspect for
> whatever reason it might be
> running lean. I think the following may be
> culprits, but would like better
> advice:
>
> 1) possibly need new injectors as I am about 71000mi
> into the current set
> 2)possibly need a new cat (though the cat is fairly
> recently installed, and
> the rattling doesnt ppear to be coming from there.
> 3)o2 sensors (I've replaced the front one, and had
> it fix the sound of my
> truck temporarily) was told replacign rear o2 sensor
> wasnt necessary
> 4)other sensors (the sensor that sits right on the
> front of the tb was
> replaced, IAT cleaned, front o2 sensor like I said)
>
> I am kinda at the end of my whits here... I'd like
> to start building this
> engine to be a little quicker, but in my experience
> if I was to even so much
> as toss a FIPK intake on it, it cause it to ping
> like mad. My computer has
> been flashed once... and didnt really improve
> anything to my knowlege.
>
>
> Please help!
> Wes
>
>
=====
2001 Dodge Dakota 4X4 Sport RC,Flame Red/4.7L V8/45RFE auto/3.92 limited-slip/16" aluminum wheels/Infinity CD-cassette system.
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This archive was generated by hypermail 2b29 : Fri Jun 20 2003 - 12:03:27 EDT