Having problems with your 1991 GMC Sierra ?
How do I remove the pully from the ac pump
\015 The 9/16 nut in the middle of the pully spins when I try to loosen it. How do I remove the pully from the unit?\015
Go to autozone and tell them year make and model and they have loaner tools that will hold the ac clutch and so you can take the nut off and a tool that pulls and and installs clutch
Try putting a 9/16 ratchet on it while u loosen it
Repair Help & Product Troubleshooting for 1991 GMC Sierra
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