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Repair, Dont Replace the SAI , Easy DIY


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Repair, Dont Replace the SAI , Easy DIY


This is a relatively easy DIY that may save a failing secondary air injection motor, commonly referred to as the SAI. Removal and installation is easy and covered many times elsewhere, so I wont repeat it. I would only do this repair if I heard the tell-tale screech/squeal on SAI start-up. The noise is indicating the SAI has a problem anyway, whether its the bearings or fan discs, the unit may need service soon. The noise could be from the sealed bearings or fan discs. After SAI removal, se

 

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Yes, thank you. I posted lite grease because you should not use any of the thicker types or wheel bearing grease. I will pull the unit again after awhile and check on the bearings. I tested it before reinstall and its super quite except for the silly vacuum cleaner sound.

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Nice DIY. Thanks for the instructions. I was planning on pulling apart my SAI and this DIY helped convince me it was worth the effort. I used Teflon bearing used for bicycle bearings but I may replace with Mobil in the future. Using a syringe was a great idea idea.

I also used a compressor to clear out some of the dust in the motor and it might be worth recommending. The amount of soot that blew out of the motor was pretty significant.

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