GM Blazer/Jimmy/Typhoon/Bravada 1983-1993 Repair Guide

Blower Motor

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CAUTION
Please refer to General Information & Maintenance of this guide before discharging/recovering the A/C system or disconnecting air conditioning lines. Damage to the air conditioning system or personal injury could result. Consult your local laws concerning refrigerant discharge and recycling. In many areas it may be illegal for anyone but a certified technician to service the A/C system. Always use an approved recovery station when discharging the air conditioning.

REMOVAL & INSTALLATION



See Figures 1, 2, 3, 4 and 5

  1. Disconnect the negative battery cable.
  2.  
  3. If necessary on 5995 and 5995 Typhoons, remove the charge air cooler. For details, please refer to Fuel System of this guide.
  4.  



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Fig. Fig. 1: Example of a common blower motor installation - vehicles without A/C shown

  1. Disconnect the blower motor cooling tube.
  2.  
  3. Disengage the electrical connector(s) from the blower motor, as necessary.
  4.  

On some earlier models equipped with A/C, it may be necessary to disconnect the A/C vacuum tank and move it aside.

  1. Remove the blower motor-to-case screws, then carefully withdraw the blower motor from the case.
  2.  

To install:
  1. Install the blower motor to the case and secure using the retaining screws.
  2.  
  3. Engage the electrical connector(s) to the motor, as necessary.
  4.  
  5. If moved on early model vehicles, reposition and secure the A/C vacuum tank.
  6.  
  7. Connect the blower motor cooling tube.
  8.  
  9. If removed on 5995 and 5995 Typhoons, install the charge air cooler.
  10.  
  11. Connect the negative battery cable.
  12.  



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Fig. Fig. 2: Disconnect the blower motor cooling tube



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Fig. Fig. 3: Disengage the necessary electrical connector(s) from the blower motor



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Fig. Fig. 4: Loosen and remove the blower motor retaining screws



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Fig. Fig. 5: Withdraw the blower motor from the case

 
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