Re: 97 Explorer Sport cold start problems
I usually only used this garage for inspections mainly. I've never had any
problems with this car since new. It just turned 75,000 miles. Actually this
car runs great except for this problem which just started, and then it
doesn't do it all the time. Today when I started it this morning it didn't
do it. It was 31 degrees out. It ran normally. When it does do it, it only
lasts for 30 or 40 seconds, if that. I guess I'll have to take it to the
Thanks for the information about the intake manifold.
"Jim Warman" <firstname.lastname@example.org> wrote in message
>I have to wonder about your garage of choice.... so far they have replaced
>parts, apparently, on a whim. These motors are infamous (as in everyone
>except your mechanic) knows there are concerns with the intake manifold
>gaskets when cold. FWIW, if the motor is warm when they are looking for
>this problem, they will not find it.
> "John Mull" <email@example.com> wrote in message
>> I have a 97 Explorer Sport with 4.0 SOHC. What happens is when it's cold
>> out usually below 30 degrees it'll start fine then they rpms drop way
>> down and she'll sputter then rev then sputter. It'll do that for 30 or 40
>> seconds then idle normal. Had it at the garage and it shows no error
>> codes. The check engine lite ie not lite. They suggested replacing the
>> coolant temp. sensor which was done. No difference. Also replaced the
>> intake air temp. sensor. It's still didn't help. Does anyone have any
>> idea what may be doing this? Any help would be appreciated.