Chart C-12C-A - Cooling Fan No High Speed Right Side Cooling Fan (3 Of 6)(3.8L "W" Body)

NOTE: Test numbers refer to test numbers on diagnostic charts.

1. Checks B+ and ignition at relay harness connector.
2. Test light on verifies circuit No. 536 to cooling fan relay "C".
3. Jumpering terminals No. 3 to 5 in relay "C" by-passes relay and should cause fan to run if fan, wiring and motor are okay.
4. Checks for B+ and ground to fan motor. Test light on at this point indicates a faulty fan motor connection or motor.

Fig 1: Chart C-12C-A Schematic (3.8L "W" Body) Cooling Fan Circuit Diagnosis (No High Speed Right Side Cooling Fan)

Courtesy of GENERAL MOTORS CORP.

Fig 2: Chart C-12C-A Flow Chart (3 Of 6)(3.8L "W" Body) Cooling Fan Circuit Diagnosis (No High Speed Right Side Cooling Fan)

Courtesy of GENERAL MOTORS CORP.