My 97 was doing the same thing.. Have you tried to pull the codes from the
computer?? I replaced both O2 sensors and it runs great now.
Hop.
----- Original Message -----
From: "Michael & Jeannine Reynolds" <jeanninemike@fuse.net>
To: <dakota-truck@buffnet.net>
Sent: Friday, July 20, 2001 7:02 AM
Subject: DML: DML : Hesitation between 45 and 50 mph...
>
> Hello everyone:
>
> I have a '98 Dakota CC 4X4 with a 318. So far I have performed the
> following mods: 180 t-stat, JBA headers, K&N FIPK, Mopar Performance
wires,
> Autolite 3923's, JET II chip. Generally the truck runs fine, and I can't
> even try to make it ping on 87 octane fuel. However, a few months ago, I
> started noticing a slight hesitation or "bucking" between 45 and 50 mph in
> OD. The engine RPM's are about 1600 (I have the 3.55 LS and 31"
Goodyears).
> The hesitation is more noticable with the A/C on and going up a hill. If
the
> transmission downshifts out of OD or I give it a bit more than light
> throttle, the truck responds fine. It tapers off completely above 60 mph.
A
> few weeks ago, I had my TB cleaned and the computer was reset. This
> condition disappeared for about 100 miles or so, and has come back. It
also
> did this before I installed the JET II chip. This condition feels alot
like
> what Bernd mentioned when he described indexing the distributor. Any
ideas
> of what might be wrong and how to fix it? Thanks in advance!
>
> Michael Reynolds
> '98 Dakota 4X4 CC Flame Red
> 318, 3.55 LS, 31" Goodyears,
> JBA headers, K&N FIPK, JET II,
> Mopar wires and 180 t-stat
>
>
>
>
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