GM Full-Size Trucks 1988-1998 Repair Information

Auxiliary Cooling Fan

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REMOVAL & INSTALLATION



  1. Remove the grille.
  2.  
  3. Unplug the fan harness connector.
  4.  
  5. Remove the fan-to-brace bolts and lift out the fan.
  6.  
  7. Installation is the reverse of removal. Tighten the bolts to 53 ft. lbs. (72 Nm).
  8.  

TESTING



See Figures 1 and 2

For testing the auxiliary cooling fan, refer to the cooling fan circuit illustration and the diagnosis chart.



Click image to see an enlarged view

Fig. Fig. 1: Auxiliary cooling fan wiring diagram



Click image to see an enlarged view

Fig. Fig. 2: Auxiliary cooling fan diagnostic chart

 
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