gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Air Injection Pump|Locations|Page 2432 > < Air Injection Pump|Locations
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Air Injection Pump: Service and Repair

AIR Pump Mounting

Pump Filter Fan Service

REMOVAL

1.  Hold pump pulley from turning by compressing drive, then loosen pump pulley bolts.
2.  Loosen bolt, holding pump to mounting brackets, release tension on drive belts.
3.  Move belts out of the way, then remove pump hoses, vacuum and electrical connections and control valve.
4.  Pulley then pump.
5.  If required, insert needle nose pliers and pull filter fan from hub.

INSTALLATION

Air Injection Pump|Locations|Page 2432 > < Air Injection Pump|Locations