Section 778 (HVAC System - Manual)
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Schematic and Routing Diagrams
- Component Locator
- Diagnostic Information and Procedures
- Diagnostic Code Index
- Scan Tool Output Controls
- Scan Tool Data List
- Scan Tool Data Definitions
- DTC B0413, B0423, B0433, B3779 or B3782
- DTC P0532 or P0533
- DTC P0645
- Symptoms - HVAC Systems - Manual
- HVAC Compressor Clutch Does Not Engage
- HVAC Compressor Clutch Does Not Disengage
- Blower Motor Always On
- Blower Motor Inoperative
- Blower Motor Malfunction
- Auxiliary Blower Motor Malfunction
- Too Hot in Vehicle
- Too Cold in Vehicle
- Air Delivery Improper
- Air Recirculation Malfunction
- Re-Calibrating Actuators
- Repair Instructions
- HVAC Control Module Replacement
- Air Temperature Actuator Replacement - Right
- Air Temperature Actuator Replacement - Left
- Mode Actuator Replacement
- Recirculation Actuator Replacement
- HVAC Control Assembly Replacement - Front Auxiliary
- HVAC Control Assembly Replacement - Rear Auxiliary
- HVAC Control Module Replacement - Auxiliary
- Air Temperature Actuator Replacement - Auxiliary (Delphi)
- Mode Actuator Replacement - Auxiliary (Delphi)
- Description and Operation
- Special Tools and Equipment