Re: '97 GC hesitation...
 

Hi Cal,
Yes, once the engine warms up, in your case dieseling takes over,
when that spark plug misfires.
God Bless America, Bill O|||||||O
mailto:-------------------- http://www.----------.com/

Cal wrote:
>
> I didn't mention that it only hesitates once after restarting. I can drive
> hundreds of miles, stop and go, and it never does it again....until I shut
> it off, walk away for a little while, and then restart before it completely
> cools off. Does that make any difference concerning your ideas? thanks for
> the help so far!
>
> cal

Re: '97 GC hesitation...
 

check for fault codes first

Cal wrote:

> my '97 GC frequently has a brief hesitation after restarting a warm engine.
> (I6.) When cold, I never notice a hesitation at all. I can drive until it
> reaches operating temp. If I restart the engine before it completely cools
> down, it will hesitate some on the first acceleration. It will occasionally
> have a very mild backfire or 'pop' sound, then accelerate normally and run
> fine the rest of the drive. This has never happened when cold. It starts
> fine (within a couple turns of the engine..) Any ideas?
>
> thanks,
> cal

Re: '97 GC hesitation...
 

check for fault codes first

Cal wrote:

> my '97 GC frequently has a brief hesitation after restarting a warm engine.
> (I6.) When cold, I never notice a hesitation at all. I can drive until it
> reaches operating temp. If I restart the engine before it completely cools
> down, it will hesitate some on the first acceleration. It will occasionally
> have a very mild backfire or 'pop' sound, then accelerate normally and run
> fine the rest of the drive. This has never happened when cold. It starts
> fine (within a couple turns of the engine..) Any ideas?
>
> thanks,
> cal

Re: '97 GC hesitation...
 

check for fault codes first

Cal wrote:

> my '97 GC frequently has a brief hesitation after restarting a warm engine.
> (I6.) When cold, I never notice a hesitation at all. I can drive until it
> reaches operating temp. If I restart the engine before it completely cools
> down, it will hesitate some on the first acceleration. It will occasionally
> have a very mild backfire or 'pop' sound, then accelerate normally and run
> fine the rest of the drive. This has never happened when cold. It starts
> fine (within a couple turns of the engine..) Any ideas?
>
> thanks,
> cal

Re: '97 GC hesitation...
 

check for fault codes first

Cal wrote:

> my '97 GC frequently has a brief hesitation after restarting a warm engine.
> (I6.) When cold, I never notice a hesitation at all. I can drive until it
> reaches operating temp. If I restart the engine before it completely cools
> down, it will hesitate some on the first acceleration. It will occasionally
> have a very mild backfire or 'pop' sound, then accelerate normally and run
> fine the rest of the drive. This has never happened when cold. It starts
> fine (within a couple turns of the engine..) Any ideas?
>
> thanks,
> cal

Re: '97 GC hesitation...
 

no fault codes. But I will try replacing the coil, checking wires and
plugs.
thanks for all the replies!

cal

"philthy" <dbrider@cac.net> wrote in message
news:4417FD4A.882BF9EF@cac.net...
> check for fault codes first
>
> Cal wrote:
>
>> my '97 GC frequently has a brief hesitation after restarting a warm
>> engine.
>> (I6.) When cold, I never notice a hesitation at all. I can drive until
>> it
>> reaches operating temp. If I restart the engine before it completely
>> cools
>> down, it will hesitate some on the first acceleration. It will
>> occasionally
>> have a very mild backfire or 'pop' sound, then accelerate normally and
>> run
>> fine the rest of the drive. This has never happened when cold. It
>> starts
>> fine (within a couple turns of the engine..) Any ideas?
>>
>> thanks,
>> cal
>

Re: '97 GC hesitation...
 

no fault codes. But I will try replacing the coil, checking wires and
plugs.
thanks for all the replies!

cal

"philthy" <dbrider@cac.net> wrote in message
news:4417FD4A.882BF9EF@cac.net...
> check for fault codes first
>
> Cal wrote:
>
>> my '97 GC frequently has a brief hesitation after restarting a warm
>> engine.
>> (I6.) When cold, I never notice a hesitation at all. I can drive until
>> it
>> reaches operating temp. If I restart the engine before it completely
>> cools
>> down, it will hesitate some on the first acceleration. It will
>> occasionally
>> have a very mild backfire or 'pop' sound, then accelerate normally and
>> run
>> fine the rest of the drive. This has never happened when cold. It
>> starts
>> fine (within a couple turns of the engine..) Any ideas?
>>
>> thanks,
>> cal
>

Re: '97 GC hesitation...
 

no fault codes. But I will try replacing the coil, checking wires and
plugs.
thanks for all the replies!

cal

"philthy" <dbrider@cac.net> wrote in message
news:4417FD4A.882BF9EF@cac.net...
> check for fault codes first
>
> Cal wrote:
>
>> my '97 GC frequently has a brief hesitation after restarting a warm
>> engine.
>> (I6.) When cold, I never notice a hesitation at all. I can drive until
>> it
>> reaches operating temp. If I restart the engine before it completely
>> cools
>> down, it will hesitate some on the first acceleration. It will
>> occasionally
>> have a very mild backfire or 'pop' sound, then accelerate normally and
>> run
>> fine the rest of the drive. This has never happened when cold. It
>> starts
>> fine (within a couple turns of the engine..) Any ideas?
>>
>> thanks,
>> cal
>

Re: '97 GC hesitation...
 

no fault codes. But I will try replacing the coil, checking wires and
plugs.
thanks for all the replies!

cal

"philthy" <dbrider@cac.net> wrote in message
news:4417FD4A.882BF9EF@cac.net...
> check for fault codes first
>
> Cal wrote:
>
>> my '97 GC frequently has a brief hesitation after restarting a warm
>> engine.
>> (I6.) When cold, I never notice a hesitation at all. I can drive until
>> it
>> reaches operating temp. If I restart the engine before it completely
>> cools
>> down, it will hesitate some on the first acceleration. It will
>> occasionally
>> have a very mild backfire or 'pop' sound, then accelerate normally and
>> run
>> fine the rest of the drive. This has never happened when cold. It
>> starts
>> fine (within a couple turns of the engine..) Any ideas?
>>
>> thanks,
>> cal
>

Re: '97 GC hesitation...
 

with the vehicle running spray water on the plug wires and llok for arcing
best done in low lite

Cal wrote:

> my '97 GC frequently has a brief hesitation after restarting a warm engine.
> (I6.) When cold, I never notice a hesitation at all. I can drive until it
> reaches operating temp. If I restart the engine before it completely cools
> down, it will hesitate some on the first acceleration. It will occasionally
> have a very mild backfire or 'pop' sound, then accelerate normally and run
> fine the rest of the drive. This has never happened when cold. It starts
> fine (within a couple turns of the engine..) Any ideas?
>
> thanks,
> cal