I'm changing out the seal on my crankshaft?

Tiny
TINABELL90
  • MEMBER
  • 2008 GMC ACADIA
  • 3.6L
  • V8
  • 2WD
  • AUTOMATIC
  • 150,000 MILES
I'm changing out the seal on my crankshaft I removed the bolt but I can't get the pulley off I have a large gear pulley?
Thursday, November 7th, 2024 AT 11:42 AM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 47,602 POSTS
It sounds like you are replacing the front crankshaft main seal? You will need to remove the harmonic balancer to do the job and there is a special tool to bolt in place of the starter motor to hold the crankshaft while removing the center bolt for the balancer. Here is how in the images below.
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Thursday, November 7th, 2024 AT 6:41 PM

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