Pontiac Pontiac Bonneville 1992-1999 HVAC Specifications
Detailed HVAC system specifications for the 1992-1999 Pontiac Bonneville, including part numbers, maintenance tips, and repair guidance. Essential for technicians and owners to maintain optimal climate control performance.
HVAC Specifications Overview Specifications
This document provides detailed HVAC specifications for the 1992-1999 Pontiac Bonneville. It covers system components, maintenance tips, and troubleshooting guidelines. Use this guide to understand the functionality, locate parts, and ensure optimal performance of your vehicle's HVAC system. The information is organized into sections for easy navigation and quick reference.
How to Use
Use the search function to locate specific HVAC components or issues. Enter keywords like 'blower motor' or 'AC refrigerant' to find relevant sections quickly.
Navigate through the document using the table of contents. Each section is clearly labeled, and subsections provide detailed information on specific topics.
Key Specifications
Refrigerant Type
R-134a
Blower Motor Voltage
12V
Compressor Type
Rotary Vane
Cabin Air Filter Size
8.5 x 7.5 x 1 inches
System Capacity
24,000 BTU
Available Specifications
HVAC System Components
This section outlines the main components of the HVAC system in the 1992-1999 Pontiac Bonneville, including the blower motor, evaporator, condenser, and compressor. Understanding these parts is crucial for maintenance and repair.
HVAC System Components
This section outlines the main components of the HVAC system in the 1992-1999 Pontiac Bonneville, including the blower motor, evaporator, condenser, and compressor. Understanding these parts is crucial for maintenance and repair.
Blower Motor
- Located behind the glove compartment
- Responsible for air circulation
- Can be accessed by removing the glove box
- Common issues include motor failure and resistor problems
Evaporator
- Located inside the HVAC housing
- Cools the air before it enters the cabin
- Prone to clogging and freezing
- Requires regular cleaning for optimal performance
Compressor
- Located in the engine bay
- Pressurizes the refrigerant for cooling
- Common issues include clutch failure and leaks
- Should be inspected annually
Maintenance Tips
Regular maintenance is essential for the longevity and efficiency of your HVAC system. This section provides tips on how to keep your system in top condition, including filter replacement and refrigerant checks.
Maintenance Tips
Regular maintenance is essential for the longevity and efficiency of your HVAC system. This section provides tips on how to keep your system in top condition, including filter replacement and refrigerant checks.
Cabin Air Filter
- Located behind the glove box
- Should be replaced every 15,000 miles
- Improves air quality and system efficiency
- Signs of a dirty filter include reduced airflow and odors
Refrigerant Levels
- Check refrigerant levels annually
- Low levels can reduce cooling efficiency
- Use R-134a refrigerant
- Signs of low refrigerant include warm air from vents
System Inspection
- Inspect all hoses and connections for leaks
- Check the compressor belt for wear
- Test the blower motor and resistor
- Ensure the condenser is free of debris
Troubleshooting Common Issues
This section addresses common HVAC problems in the 1992-1999 Pontiac Bonneville and provides solutions to help you diagnose and fix issues quickly.
Troubleshooting Common Issues
This section addresses common HVAC problems in the 1992-1999 Pontiac Bonneville and provides solutions to help you diagnose and fix issues quickly.
No Airflow
- Check the blower motor and resistor
- Inspect the cabin air filter for blockages
- Test the HVAC control panel for functionality
- Ensure the fuses are intact
Warm Air from Vents
- Check refrigerant levels
- Inspect the compressor and clutch
- Test the thermostat for proper function
- Ensure the condenser fan is working
Unusual Noises
- Listen for squealing sounds from the belt
- Check the blower motor for debris
- Inspect the compressor for unusual noises
- Ensure all mounts and brackets are secure
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Component Specifications
Overview
- Type
- Automatic Climate Control System
- Configuration
- Dual-Zone Temperature Control
- Platform
- Front and Rear Cabin Distribution
- Material
- Plastic, Aluminum, and Rubber Components
- Location
- Dashboard and Engine Compartment
Dimensions
- Evaporator Core Length
- 12.5 inches (31.75 cm)
- Evaporator Core Width
- 8 inches (20.32 cm)
- Evaporator Core Height
- 2 inches (5.08 cm)
- Heater Core Length
- 10 inches (25.4 cm)
- Heater Core Width
- 6 inches (15.24 cm)
- Heater Core Height
- 2.5 inches (6.35 cm)
- Blower Motor Diameter
- 4.5 inches (11.43 cm)
Materials
- Evaporator Core
- Aluminum and Copper
- Heater Core
- Brass and Aluminum
- Blower Motor
- Steel and Copper Windings
- Ductwork
- High-Density Polyethylene
Features
- Temperature Control
-
- Automatic Temperature Regulation
- Dual-Zone Climate Control
- Digital Temperature Display
- Ambient Air Sensor
- Air Distribution
-
- Multi-Position Vent Control
- Defrost/Demist Function
- Rear Passenger Vents
- Footwell Air Distribution
- Air Quality
-
- Cabin Air Filter
- Recirculation Mode
- Automatic Defogging
- User interface
-
- Rotary Controls
- Push Button Controls
- LED Display
Safety Features
- Overheat Protection
-
- High Temperature Cut-Off Switch
- Coolant Level Sensor
- System Monitoring
-
- Refrigerant Pressure Sensor
- Blower Motor Speed Sensor
- Emergency Features
-
- Automatic Defrost in Cold Weather
- Emergency Heat Mode
Comfort Features
- Temperature Range
- 60°F to 90°F (15.5°C to 32.2°C)
- Airflow Control
-
- 4 Fan Speeds
- Variable Blower Control
- Dual Air Streams
- Quick Cooling
- Max AC Function
- Quick Heating
- High Heat Mode
Accessories
- Filters
-
- Cabin Air Filter
- Pollen Filter
- Odor Filter
- Controls
-
- Temperature Knobs
- Mode Selector
- Fan Speed Buttons
- Sensors
-
- Ambient Air Temperature Sensor
- Cabin Temperature Sensor
- Solar Load Sensor
Maintenance
- Service interval
- Every 15,000 miles or 12 months
- Service Items
-
- Cabin Air Filter Replacement
- System Pressure Check
- Refrigerant Level Inspection
- Blower Motor Lubrication
- Ductwork Inspection
- Maintenance Notes
- Use only R134a refrigerant, System requires professional servicing
Warranty
- Basic Warranty
- Miles: 36,000Years: 3Coverage: Parts and Labor
- Emissions Warranty
- Miles: 50,000Years: 5Coverage: HVAC Components
- Corrosion Warranty
- Miles: 100,000Years: 6Coverage: Heater Core and Evaporator
- Warranty Terms
- Transferable to subsequent owners, Excludes normal wear items
Production Details
- Manufacturer
- Delphi Automotive Systems
- Manufacturing Process
-
- Precision Casting for Core Components
- Automated Assembly
- Leak Testing
- Performance Calibration
- Quality Control
- Pressure Test: 300 psiTemperature Test: -40°F to 250°FVibration Test: 2,000 hours
- Sustainability
-
- Recyclable Materials
- Energy Efficient Design
- Reduced Refrigerant Usage
- Production Metrics
- Units Per Day: 1,200Defect Rate: 0.03%
Service Information for HVAC Service
Maintenance and service requirements specific to the climate control system
- Inspect and Replace Cabin Air Filter
- Check Refrigerant Pressure
- Inspect Blower Motor Operation
- Test Temperature Control Accuracy
- Check for System Leaks
Use only manufacturer-approved refrigerant and components
- Full System Performance Test
- Inspect Heater Core Function
- Check Evaporator Drain
- Verify Sensor Operation
- Lubricate Blower Motor Bearings
Requires specialized diagnostic equipment
- Complete System Flush
- Replace Refrigerant
- Inspect All Electrical Connections
- Test Compressor Operation
- Check Ductwork Integrity
Major service requires certified technician
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What are the compatibility specifications for the HVAC system in 1992-1999 Pontiac Bonneville?
What are the compatibility specifications for the HVAC system in 1992-1999 Pontiac Bonneville?
The HVAC system in 1992-1999 Pontiac Bonneville is compatible with specific OEM parts and aftermarket components designed for this model range. It uses a standard R-134a refrigerant and operates with a 12-volt electrical system. Ensure compatibility with the vehicle’s VIN and model year when selecting replacement parts, as slight variations exist between years.
Q2 What maintenance is required for the HVAC system in these vehicles?
What maintenance is required for the HVAC system in these vehicles?
Regular maintenance for the HVAC system includes inspecting and replacing the cabin air filter every 15,000-20,000 miles, checking refrigerant levels annually, and ensuring the blower motor and condenser are free of debris. Additionally, inspect hoses and seals for leaks or wear and test the system’s heating and cooling functionality seasonally.
Q3 How do I replace the HVAC blower motor in a 1992-1999 Pontiac Bonneville?
How do I replace the HVAC blower motor in a 1992-1999 Pontiac Bonneville?
To replace the HVAC blower motor, disconnect the negative battery terminal. Remove the glove box and locate the blower motor assembly. Disconnect the wiring harness and remove the mounting screws. Carefully extract the old motor and install the new one, ensuring it’s securely fastened. Reconnect the wiring and test the system before reassembling the glove box.
Q4 What should I do if the HVAC system is not blowing cold air?
What should I do if the HVAC system is not blowing cold air?
If the HVAC system is not blowing cold air, first check the refrigerant levels and recharge if necessary. Inspect the compressor for proper engagement and test the blower motor for functionality. Ensure the condenser is clean and unobstructed. If issues persist, inspect the thermostat, evaporator, and electrical connections for faults.
Q5 How can I optimize the performance of my Bonneville’s HVAC system?
How can I optimize the performance of my Bonneville’s HVAC system?
To optimize HVAC performance, ensure regular maintenance, including cleaning the condenser and replacing the cabin air filter. Use high-quality refrigerant and ensure the system is properly charged. Inspect and seal any leaks in the ductwork. Additionally, park in shaded areas to reduce the load on the cooling system.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
1992-1999 Pontiac Bonneville HVAC Service Manual
Coming SoonDetailed service manual covering HVAC system components, diagnostics, and repair procedures for 1992-1999 Pontiac Bonneville models.
Technical Service Bulletin for HVAC System Updates
Coming SoonTSB outlining common HVAC system issues and recommended updates or fixes for 1992-1999 Pontiac Bonneville models.
HVAC Parts and Accessories Catalog
Coming SoonComprehensive catalog of OEM and aftermarket HVAC parts and accessories compatible with 1992-1999 Pontiac Bonneville models.
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Technical Information
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