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What is this noise?!

  • Thread starter Thread starter squirrel0420
  • Start date Start date Jul 3, 2025
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squirrel0420

Member
Jul 3, 2025
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Georgia, USA
Jul 3, 2025
#1
  • Jul 3, 2025
  • #1
Hey guys I'm new to the group and have a question about my 2010 model with the 4.0 v6 auto. So this thing makes a noise in what I'm guessing is 4th gear and it only happens when you're just barely cruising along mainly between 40-50 and barely having your foot on the gas pedal. It's hard to describe the sound but to me it sounds like the engine is kinda lugging but it's definitely not a normal sound. If you press the pedal on down while it's making the noise it'll stop. I know this is a vague description but do you guys have any idea what this may be?
 

horse sence

15 Year Member
Nov 29, 1999
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Wile Coyote's stunt double
Jul 3, 2025
#2
  • Jul 3, 2025
  • #2
squirrel0420 said:
Hey guys I'm new to the group and have a question about my 2010 model with the 4.0 v6 auto. So this thing makes a noise in what I'm guessing is 4th gear and it only happens when you're just barely cruising along mainly between 40-50 and barely having your foot on the gas pedal. It's hard to describe the sound but to me it sounds like the engine is kinda lugging but it's definitely not a normal sound. If you press the pedal on down while it's making the noise it'll stop. I know this is a vague description but do you guys have any idea what this may be?
Click to expand...
Rear end gears ,they whine under power but let up when you let off the pedal. A axle bearing will growl all the time .
But could be a bearing in the tranny
 
S

squirrel0420

Member
Jul 3, 2025
12
2
13
Georgia, USA
Jul 3, 2025
#3
  • Jul 3, 2025
  • #3
horse sence said:
Rear end gears ,they whine under power but let up when you let off the pedal. A axle bearing will growl all the time .
But could be a bearing in the tranny
Click to expand...
What's crazy is I just had the whole rear end replaced and it made the same noise before. The trans has also been replaced but it had me thinking about a torque converter
 

stormsedge

5 Year Member
Jun 17, 2018
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Jul 4, 2025
#4
  • Jul 4, 2025
  • #4
Resonance in your exhaust?
 

gkomo

now i can hopefully expect to receive the shaft
Aug 2, 2024
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Jul 4, 2025
#5
  • Jul 4, 2025
  • #5
Any chance you could post a video of said noise?
 
S

squirrel0420

Member
Jul 3, 2025
12
2
13
Georgia, USA
Jul 4, 2025
#6
  • Jul 4, 2025
  • #6
gkomo said:
Any chance you could post a video of said noise?
Click to expand...
I'll try to get a video today
 
S

squirrel0420

Member
Jul 3, 2025
12
2
13
Georgia, USA
Jul 4, 2025
#7
  • Jul 4, 2025
  • #7
stormsedge said:
Resonance in your exhaust?
Click to expand...
Naw that's def not what this is
 
Reactions: stormsedge

horse sence

15 Year Member
Nov 29, 1999
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Wile Coyote's stunt double
Jul 4, 2025
#8
  • Jul 4, 2025
  • #8
The automatic in my 05 makes a whining noise ,it's louder when hot ,sort of sounds like a super ch a rger but much quieter . Mine has been rebuilt
 
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