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Home >> Pontiac >> 1990 >> Firebird Formula, 5.0 F, Standard >> Repair and Diagnosis >> Engine Mechanical >> Engine Cooling Fan >> Trouble Shooting >> Notes

Trouble Shooting: Notes

NOTE: This article contains test charts that are part of General Motors Computerized Engine Controls. Only those charts required to test electric cooling fans are included. Other diagnostic codes may appear while performing electric cooling fan diagnosis. For complete information on General Motors Computerized Engine Control systems, see appropriate article in ENGINE PERFORMANCE section.