Idler pulley replacement

SGRABER

MEMBER
2008 BUICK LA CROSSE
5.3L
V8
2WD
AUTOMATIC
77,000 MILES

I am going to replace my idler pulley on my car listed above (Super) and was wondering the best way to do this? Thanks

Friday, November 2nd, 2018 AT 10:42 AM

1 Reply

JACOBANDNICKOLAS

MECHANIC
109,885 POSTS

Hi and thanks for using 2CarPros. Com.

Here are the directions specific to your vehicle for replacing the idler pulley. The attached picture correlates with these directions.

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DRIVE BELT IDLER PULLEY REPLACEMENT
Drive Belt Idler Pulley Replacement

Removal Procedure
1. Remove the accessory drive belt. Refer to Drive Belt Replacement - Accessory (See: Drive Belt > Removal and Replacement > Drive Belt Replacement - Accessory).
2. Loosen the necessary drive belt idler pulley bolt.
3. Remove the necessary drive belt idler pulley.

Installation Procedure
1. Position the necessary drive belt idler pulley to the coolant manifold and/or generator bracket.

Notice: Refer to Fastener Notice (See: Vehicle > Vehicle Damage Warnings > Fastener Notice).

2. Tighten the necessary drive belt idler pulley bolt.

Tighten the bolt to 50 N.M (37 lb ft).

3. Install the drive belt. Refer to Drive Belt Replacement - Accessory (See: Drive Belt > Removal and Replacement > Drive Belt Replacement - Accessory).

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Let me know if this helps or if you have other questions.

Take care,
Joe

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