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HOMESERVICE MANUALSBUICK2005LESABRE LIMITED, 4T65E/M15REPAIR AND DIAGNOSISHEATING, VENTILATION & A/C (HVAC)HVAC CONTROL SYSTEMSHVAC SYSTEM - AUTOMATICCOMPONENT LOCATORHVAC COMPONENT VIEWS
2005 Buick LeSabre Limited, 4T65E/M15

HVAC Component Views

2005 Buick LeSabre Limited, 4T65E/M15SECTION HVAC Component Views
Fig 1: A/C Refrigerant Pressure Sensor & Starter Solenoid (Lower Front of Engine)
GM616308Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Knock Sensor (KS)
2 Starter Solenoid
3 Engine Oil Level Switch
4 A/C Refrigerant Pressure Sensor
5 A/C Compressor Clutch
Fig 2: IPM & Connectors
GM482167Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Instrument Panel Integration Module (IPM)
2 Instrument Panel Integration Module (IPM) C1
3 Instrument Panel Integration Module (IPM) C2
4 C201
Fig 3: Blower Motor Control Processor & Blower Motor
GM482181Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Blower Motor Control Processor
2 Air Temperature Actuator - Right
3 Recirculation Actuator
4 Blower Motor
Fig 4: Air Temperature Actuator & Mode Actuator (Left Side Of HVAC Housing)
GM482177Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Air Temperature Actuator - Left
2 Mode Actuator
Fig 5: Instrument Panel Components
GM482149Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Sunload Sensor Assembly
2 Air Temperature Sensor - Upper Right (Behind vent in duct)
3 HVAC Control Module
4 Air Temperature Sensor - Inside
5 Head Up Display (HUD) Switch
6 Driver Information Center (DIC) Switch
7 Headlamp Switch
8 Hood Release
9 Air Temperature Sensor - Upper Left (Behind the vent in the duct)
10 Head Up Display (HUD)
11 Instrument Panel Cluster (IPC)
Fig 6: Air Temperature Sensor & Footwell Courtesy Lamp (Left Side Foot Well)
GM501982Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Air Temperature Sensor - Lower Left
2 Footwell Courtesy Lamp - Left
Fig 7: Identifying Components On Right Front Door Trim Panel
GM482488Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Door Lock - Front Passenger
2 Courtesy Lamp - Left Front Door
3 Door Courtesy Lamp - RF
4 Window Switch - Front Passenger
5 HVAC Air Temperature Switch Assembly - Right
Fig 8: Identifying HVAC Components At Right Side Foot Well
GM501981Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Air Temperature Sensor - Lower Right
2 Footwell Courtesy Lamp - Right
Fig 9: Ambient Air Temperature Sensor
GM482168Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Air Temperature Sensor - Outside
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.