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Home >> Pontiac >> 1995 >> Firebird Formula, 2D Convertible, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> Testing & Diagnosis >> Engine Controls - System/Component Tests - 5.7L >> Miscellaneous Controls >> A/C Clutch (C-10) & Electric Cooling Fan (C-12) >> Cooling Fan Motor

Cooling Fan Motor

Disconnect cooling fan motor harness connector. Apply battery voltage to one of the fan motor terminals and jumper the other terminal to ground. Fan motor should activate. If fan motor does not activate, replace faulty fan motor.

NOTE: For a more specific system testing, refer to the following C-10 or C-12 diagnostic charts. If any chart other than a C-10 or C-12 chart is referenced, see appropriate TESTS W/CODES - 5.7L article in this section.
NOTE: In following charts, the terms ECM and PCM can be used interchangeably.
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