Installation Procedure

WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.

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Vacuum Pump Pipe (1) - Install
Position the engine wiring harness at the top of the engine back to its original routing.
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Heater and A/C Control Vacuum Source Hose (2) @ Vacuum Pump Pipe (3) - Connect
Hose Clamp (1) - Engage - Hose Clamp Replacement Guidelines - Spring Type
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CAUTION:
Refer to Fastener Caution .

Exhaust Pressure Differential Sensor Nut (1) - Install and tighten 9 N.m (80 lb in)
Engine Cover - Install - Engine Cover Replacement
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Vacuum Pump Hose (2) @ Vacuum Pump Pipe (3) - Connect
Hose Clamp (1) - Engage - Hose Clamp Replacement Guidelines - Spring Type
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Exhaust Pressure Differential Sensor Nut (1) - Install and tighten 9 N.m (80 lb in)
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Exhaust Gas Recirculation Valve Vacuum Pipe (1) @ Vacuum Pump Pipe (2) - Connect
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Retainer (3) @ Vacuum Pump Pipe (4) - Install
Electrical Connector (1) @ Retainer (2) - Install
Drive Belt Tensioner - Install - Drive Belt Tensioner Replacement