I had this trouble, it was the acumulation of sludge in the fuel tank. As a
hunch I blew compressed air back down the fuel line at a gas station along
the highway, when I got home I dropped the gas tank and cleaned it out, it
was full of grunge, now it works great.
Hope this helps,
Michael Jass
mjass@magi.com
'87 Dakota Fastback
'62 Cadillac Sedan de Ville
At 09:03 PM 2/28/97 EST, you wrote:
>We have a 91 Dakota truck with a strange problem that the Dodge dealers
>cannot seem to locate.. Can you help?
>It is a 3.9 liter V6 automatic with no air...
>Drives great all over town... close to home... anytime we start and stop
>frequently...
>Highway driving... first 25 or 30 miles... fine... after that, it seems to
>slow down, then surge ahead...
>It started two years ago... winter driving from Michigan to Virginia.. snow
>and slush.. about 5 hours from home it slowed down, acting as if it would
>stop.. took it to a dealer off the turnpike... could not find the problem..
>it drove fine all the rest of the way -- about 11 hours -- and all the way
back.
>Next time it was the following winter.. driving about 40 miles.. same road
>conditions... again, afterward it drove fine.
>This last fall it started again.. warm weather this time, but still highway
>driving conditions.. more than 25 miles from home, it gives us this problem.
>After arriving home, we have no problems.. I can drive (8 miles) to work and
>back with no problem...
>We have had the transmission filter changed.. oxygen sensor changed...
>vacuum hose changed... replaced thermostat... another sensor (just has a
>number 56027015)....
>Do you have any ideas? It would be much appreciated... I really enjoy this
>Dakota... but it has us puzzled!
>Marilyn
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