Cooling System Connector End Views

Cooling Fan Resistor (w/ L61) Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12059181 2-Way F Metri-Pack 280 Series Sealed (GY)
Pin	Wire Color	Circuit Number	Function
A	L-BU	409	Cooling Fan Motor Supply Voltage
B	GY	532	Cooling Fan Relay Supply Voltage

Cooling Fan (w/ L61) Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		F8ZB-14A464-DA 3-Way F (TN w/ BK Case)
Pin	Wire Color	Circuit Number	Function
1	L-BU	409	Cooling Fan Motor Supply Voltage
2	-	-	Not Used
3	BK	150	Ground

Cooling Fan - Left (w/ L66) Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		F8ZB-14A464-DA 3-Way F (TN w/ BK Case)
Pin	Wire Color	Circuit Number	Function
1	L-BU	409	Cooling Fan Motor Supply Voltage
2	-	-	Not Used
3	WH	504	Ground

Cooling Fan - Right (w/ L66) Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		F8ZB-14A464-DA 3-Way F (TN w/ BK Case)
Pin	Wire Color	Circuit Number	Function
1	GY	532	Cooling Fan Motor Supply Voltage
2	-	-	Not Used
3	BK	150	Ground

Cooling Fan Relay 3 (w/ L66) Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12110539 5-Way F Metri-Pack 280 Series Flex Lock (BK)
Pin	Wire Color	Circuit Number	Function
30	WH	504	Ground
85	OG	3040	Battery Positive Voltage
86	D-BU	473	High Speed Cooling Fan Relay Control
87	BK	150	Ground
87A	GY	532	Cooling Fan Motor Supply Voltage

Coolant Level Switch Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12052641 2-Way F Metri-Pack 150 Series (BK)
Pin	Wire Color	Circuit Number	Function
A	PK	239	Ignition 1 Voltage
B	L-GN	1478	Coolant Level Switch Signal