chevrolet Workshop Repair Guides

Chevrolet Workshop Service and Repair Manuals

Air Injection Control Valve > < Chart C-6B Air Management Check Diverter Valve Check|Page 2329
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Air Injection Check Valve: Service and Repair

1. Remove check valve(s) from vehicle.
2. Blow through check valve in direction of AIR manifold or cylinder head, then attempt to suck back in reverse direction. 

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Air should only flow towards air manifold or cylinder head. If this is not the case, replace check valve.

Air Injection Control Valve > < Chart C-6B Air Management Check Diverter Valve Check|Page 2329