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  • 1996 - 2004 SN95 Mustang -General/Talk-
  • SN95 4.6L Mustang Tech

popping noise?

  • Thread starter Thread starter DKVL
  • Start date Start date Mar 14, 2009
D

DKVL

New Member
Oct 12, 2008
113
0
0
Mar 14, 2009
#1
  • Mar 14, 2009
  • #1
Sometimes I hear a poping noise when I start my 02GT.

Here are the conditions (not always reproducible and pretty much occurs at random):

Cold Start/Warm Start:
1. Turn ignition.

2. Warming for the first 3-5 minutes.

3. A mild audible pop coming from either underneath the car or in the engine compartment. When the pop occurs, I can feel the vibration generated in the process on the floorboard. The popping sound happens once and that is it.

The frequency this occuring is probably once per week to once every two weeks and it does occur at random.

Sometimes I have the A/C on and sometimes I don't when the pop occurs. I recently got my freons recharged about a month ago and can this have something to do with it?

What can be causing the poping noise?
 

MaxedGT

Member
Mar 31, 2005
304
0
17
Surrey BC Canada
Mar 14, 2009
#2
  • Mar 14, 2009
  • #2
Check for loose spark plugs!
 
D

DKVL

New Member
Oct 12, 2008
113
0
0
Mar 14, 2009
#3
  • Mar 14, 2009
  • #3
If it is a lose spark plug wouldn't the sound be louder and continuous?

I am literally hearing a mild audible pop and then it cease to be audible.
 

MaxedGT

Member
Mar 31, 2005
304
0
17
Surrey BC Canada
Mar 14, 2009
#4
  • Mar 14, 2009
  • #4
I can't say for sure but I'd check it right away if I were you.
 

mrvax

Stay thirsty my friends
Founding Member
Nov 29, 1999
5,225
3
79
SN Moderator: Orlando, Fl.
Mar 14, 2009
#5
  • Mar 14, 2009
  • #5
It does sound like an ignition system problem to me also. Check or change the plugs. Make sure they are properly torqued to spec which is 13 ft. lbs. Do not remove any plugs without first blowing out the spark plug well with air.
 

02nightmaregt

To hell with your Mustang, I want to see your HOG!
Jul 1, 2007
513
4
19
Southern Indiana
Mar 14, 2009
#6
  • Mar 14, 2009
  • #6
I think i know what your talking about. Im not 100% on this but it should be fine. I also don't know what causes it but every other stang i've heared does it. It may just be the a/c or you fan kicking on. If you could post a vid of it doing it that would help out a lot.
 
D

DKVL

New Member
Oct 12, 2008
113
0
0
Mar 15, 2009
#7
  • Mar 15, 2009
  • #7
Thanks everyone. i am not sure what the sounds is being caused by.

At the same time, i am a bit worried.

I will try to get a video or at least an audio when i can.
 
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