gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

With Air Conditioner|Page 9712 > < With Air Conditioner|Page 9709
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Blower Motor Resistor: Service and Repair
With Air Conditioner

Primary A/C System

Blower Motor Resistor

Remove or Disconnect

1. Negative battery cable.
2. Roll instrument panel back.
3. Plenum tray.
4. Electrical connector.
5. Screws.
6. Resistor.

Install or Connect

NOTICE: When installing resistor to the heater case, do not let the resistor coils contact each other. Improper system operation or vehicle damage could
result.

1. Resistor.
2. Screws.

Tighten

-

Screws to 1.4 Nm (12 lb in).

3. Electrical connector.
4. Plenum tray.
5. Roll instrument panel forward.
6. Negative battery cable.

-

Check circuit operation.

Rear Air Conditioning

With Air Conditioner|Page 9712 > < With Air Conditioner|Page 9709