Trouble Shooting & Testing

NOTE: For information on "C", "G", "K" and "P" Series, see Fig 1 and Fig 2 . For more information on all vehicles, see SYSTEM/COMPONENT TESTING article in ENGINE PERFORMANCE section.

Fig 1: Cooling Fan Circuit Diagram & System Diagnosis Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 2: Cooling Fan Circuit Diagram & System Diagnosis Schematic

Courtesy of GENERAL MOTORS CORP.