Re: '91 Explorer XLT Stalling Out
Charlie Bress wrote:
> "Dan J" <email@example.com> wrote in message
>>The past 2 years that I have had my Explorer I have noticed that in the
>>summer it is stalling out. Well yesterday things got really bad with it,
>>In order to keep it running I have to leave my foot on the gas and place
>>it in neutral sometimes.
>>I checked my vacuum lines and found 1 line that was torn up from wear and
>>tear, and was promptly fixed. Unfortunately that did not solve the problem
>>as I had hoped.
>>I am hearing a loud hissing noise as if there is a vacuum leak but I
>>cannot find it, as all the lines that are visible are in good condition.
>>Are there any lines that are hidden that are accessible if you know where
>>they are at?
>>How hard is it to change out the spark plugs w/o having to tear off half
>>of the engine?
>>Thanks in advance for your help.
> Dan, I just had a similar problem on my '92. It didn't stall but idled
> First make sure that on the little manifold that is at the left rear of the
> engine that all the ports have either a vacuum line attached or a cap to
> seal off a port that is not being used. If all that is OK pull out the
> thicker vacuum line that goes to the power brake booster. That is the round
> can that is mounted on the firewall.. Pull that big hose out of the booster
> and close of the end with your hand. See if that makes a difference. What
> happened to me was that the grommet on the booster had deteriorated and
> leaked. Replacement can be got at local parts store.
Good suggestion, I will check it out. The other thing that I noticed was
that there was what looked like a cap to a vacuum line on the ground, I
put it to the side as I still cannot find where it came from, as it
probably tumbled off somewhere.