GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

A/C Compressor Clutch Connector Plug (w/o A/C)

In the engine harness, on the lower right front of the engine, on the A/C compressor clutch harness

Heater Blower Controls Component Views

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A/C Mode Switch (w/o A/C)

In the center of the IP, part of the HVAC controller

Heater Blower Controls Component Views

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Blower Motor (w/o A/C)

Behind the lower right side of the IP

Heater Blower Controls Component Views

Heater Blower Controls Connector End Views

Blower Motor Resistor (w/o A/C)

In the lower right side of the IP, part of the blower motor assembly

Heater Blower Controls Component Views

Heater Blower Controls Connector End Views

Blower Relay (w/o A/C)

In the center of the lower IP, behind the panel, in relay center 2

Heater Blower Controls Component Views

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Blower Switch (w/o A/C)

In the center of the IP, part of the HVAC controller

Heater Blower Controls Component Views

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HVAC Air Temperature Actuator (w/o A/C)

Behind the lower right side of the IP, near the blower motor assembly

Heater Blower Controls Component Views

Heater Blower Controls Connector End Views

HVAC Controller (w/o A/C)

In the upper IP harness to the HVAC controller

Heater Blower Controls Component Views

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HVAC Controller (w/o A/C) C1 (16 cavities)

In the upper IP harness to the HVAC controller

Heater Blower Controls Component Views

Heater Blower Controls Connector End Views

HVAC Controller (w/o A/C) C2 (12 cavities)

In the upper IP harness to the HVAC controller

Heater Blower Controls Component Views

Heater Blower Controls Connector End Views

HVAC Controller (w/o A/C) C3 (6 cavities)

In the upper IP harness to the HVAC controller

Heater Blower Controls Component Views

Heater Blower Controls Connector End Views

HVAC Mode Door Actuator (w/o A/C)

Behind the lower right side of the IP, near the blower motor assembly

Heater Blower Controls Component Views

Heater Blower Controls Connector End Views

HVAC Recirculating/Fresh Air Actuator (w/o A/C)

Behind the lower right side of the IP, near the blower motor assembly

Heater Blower Controls Component Views

Heater Blower Controls Connector End Views