Removing air pump question on '89 454....

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89Silverado4x4

89Silverado4x4

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wb292 said:
When I first did mine I removed the 3 bolts holding the pulley in and removed it. Then ran the shorter belt. No codes and it ran fine. I then removed the EGR and blocked it off. Got a EGR code every once and a while. Still ran fine. I have since gotten a new chip burned. So no codes now.
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Awesome information, ill look into all of it.
 
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