Contents Wiring diagrams Section: Cooling System (Mechanical) All sections

Engine Cooling System: Wiring Pontiac GTO IV

Cooling System (Mechanical) 1 illustration ~147 words

Cooling System Connector End Views

Engine Coolant Level Switch Connector Part Information 7223-9721-30 2-Way Female (BK) Pin Wire Color Circuit No. Function A GN 68 Low Coolant Level Indicator Control B BK/RD 450 Ground

Engine Coolant Temperature (ECT) Sensor Connector Part Information 7223-9569-30 2-Way Female (BK) Pin Wire Color Circuit No. Function A GY/BK 2761 ECT Sensor Low Reference B YE 410 ECT Sensor Signal

Cooling Fan - Large Connector Part Information 7123-6234-40 3-Way Female (GY) Pin Wire Color Circuit No. Function A OG/BU 742 Battery Positive Voltage B OG/YE 409 Cooling Fan Motor Supply Voltage C BU/YE 532 Cooling Fan Low Reference

Scheme 5

Scheme 5: Cooling System Connector End Views

Cooling Fan - Small Connector Part Information 7123-6234-40 3-Way Female (GY) Pin Wire Color Circuit No. Function A OG/BK 842 Battery Positive Voltage B OG/YE 409 Cooling Fan Motor Supply Voltage C BU/YE 532 Cooling Fan Low Reference