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2000
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C 2500 Truck 2WD V8-5.7L VIN R
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Heating and Air Conditioning
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Control Assembly
Control Assembly
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Application and ID
Description and Operation
A/C System
Air Distribution System
General
Temperature Valve and Heater Core
Mode Valves
Control Assembly, HVAC
Front Ventilation Controls
Heater - Auxiliary
General
Blower Motor Control Switch
Heater Blower Controls Circuit
General
Temperature Rotary Knob
Mode Rotary Knob
Blower Speed Control
Heater System
Modes
Vent Mode
Heater Mode
Defrost Mode
Rear Auxiliary Ventilation Controls
Testing and Inspection
Initial Inspection and Diagnostic Overview
Function Test Heater - HVAC System - Manual
Function Test A/C - HVAC System - Manual
Reference to System Testing
Symptom Related Diagnostic Procedures
Air Delivery Improper
Heating Insufficient
Locations
Component Locations
Auxiliary Control Logic Module
Auxiliary Control Module, Front
Auxiliary Control Module, Rear
Control Module
Connector Locations
Auxiliary Control Module Connector, Front
Control Module Connector, C1
Control Module Connector, C1, C2 and C3
Control Module Connector, C2
Control Module Connector, C3
Harness Locations
Service and Repair
Control Assembly Bulb Replacement
Control Assembly Replacement
Control Assembly Replacement - Auxiliary (4 - Door)
Control Assembly Replacement - Front Auxiliary A/C
Control Switch Replacement - Auxiliary
Front Overhead
Center Overhead
Diagrams
Auxiliary Control Module
Front (W/ A/C or Heat)
Rear (W/ A/C or Heat)
Front (W/ A/C and Heater,W/O Rear Controller)
Front (W/ A/C and Heater,W/Rear Controller)
Rear (W/ A/C and Heater,W/Rear Controller)
Front (W/ A/C and Heater,W/Rear Control)
Auxiliary Heater Control Switch
Control Logic Module
Control Module
Connector C1
Connector C2
Connector C3
HVAC Control Module Connector C2 (Blower Switch)
Specifications
Technical Service Bulletins