gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Idle Speed > < Preliminary Inspection|Page 1550
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Diagnostic Connector - Fuel Pump: Locations

Fuel Pump Relay And Cowl Wiring

The fuel Pump test connector is a Red wire located next to the fuel pump relay on the radiator support.

Idle Speed > < Preliminary Inspection|Page 1550