Car makes humming/squealing noise after getting WD-40 on the timing belt?

Tiny
JACOBPAULSEN
  • MEMBER
  • 2003 MITSUBISHI GALANT
  • 2.4L
  • 4 CYL
  • 2WD
  • AUTOMATIC
  • 135,000 MILES
I accidentally got wd-40 on the timing belt now it makes this lovely sound.
Video (Click to make bigger)
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Monday, November 21st, 2022 AT 5:23 PM

1 Reply

Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 108,170 POSTS
Hi,

Are you certain that is the timing belt? It has teeth that prevent it from slipping, and that sounds like a belt slipping.

I can't tell in the video, but do you have the accessory drive belts on the vehicle?

Let me know.

Joe
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Tuesday, November 22nd, 2022 AT 8:34 PM

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