RAM Ram Dakota 1987-1996 HVAC Specifications
Explore detailed HVAC system specifications for the 1987-1996 Dodge Dakota, including AC compressor, heater core, and blower motor details. Ideal for repairs, maintenance, and upgrades.
Overview Specifications
This document provides detailed HVAC specifications for the 1987-1996 Ram Dakota. It includes information on heating, ventilation, and air conditioning systems, as well as guidance on maintenance and troubleshooting. Use this resource to understand the technical aspects of your vehicle's HVAC system and ensure optimal performance.
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Navigate through sections using the table of contents. Each section is divided into subsections with detailed points for easy reference. Scroll or click to jump to specific topics.
Key Specifications
Heater Core Size
12 x 6 inches
Blower Motor Voltage
12V
Refrigerant Type
R-12 or R-134a
Compressor Belt Tension
45-50 psi
Cabin Air Filter Replacement
12,000-15,000 miles
Available Specifications
Heating System
The heating system in the Ram Dakota ensures passenger comfort during cold weather. This section covers the components and functionality of the heater core, blower motor, and controls.
Heating System
The heating system in the Ram Dakota ensures passenger comfort during cold weather. This section covers the components and functionality of the heater core, blower motor, and controls.
Heater Core
- Located inside the HVAC housing
- Transfers heat from engine coolant to the cabin
- Made of aluminum or copper for efficiency
- Prone to clogging; requires periodic flushing
Blower Motor
- Controls airflow speed
- Located under the dashboard
- Operates on 12V power
- Common issues include motor failure or resistor problems
Air Conditioning System
The air conditioning system provides cooling and dehumidification. This section explains the compressor, condenser, evaporator, and refrigerant used in the system.
Air Conditioning System
The air conditioning system provides cooling and dehumidification. This section explains the compressor, condenser, evaporator, and refrigerant used in the system.
Compressor
- Driven by the engine via a belt
- Pressurizes refrigerant for cooling
- Common failure points include clutch and seals
- Requires periodic lubrication
Refrigerant
- Uses R-12 or R-134a depending on model year
- Refrigerant levels must be checked regularly
- Leaks can reduce cooling efficiency
- Proper disposal is required for environmental safety
Ventilation System
The ventilation system ensures proper airflow and cabin air quality. This section covers the air ducts, vents, and cabin air filter.
Ventilation System
The ventilation system ensures proper airflow and cabin air quality. This section covers the air ducts, vents, and cabin air filter.
Air Ducts
- Distribute air throughout the cabin
- Made of durable plastic materials
- Can develop leaks or cracks over time
- Regular inspection is recommended
Cabin Air Filter
- Filters dust and pollutants from incoming air
- Located behind the glove compartment
- Should be replaced every 12,000-15,000 miles
- Improves air quality and system efficiency
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Component Specifications
Overview
- Type
- Manual and optional AC
- Configuration
- Front-mounted
- Platform
- Truck/SUV
- Material
- Steel and plastic
- Location
- Dashboard
Dimensions
- Blower Fan Diameter
- 6 inches / 15.24 cm
- Evaporator Core Length
- 12 inches / 30.48 cm
- Evaporator Core Width
- 8 inches / 20.32 cm
- Evaporator Core Height
- 2 inches / 5.08 cm
- Condenser Length
- 18 inches / 45.72 cm
- Condenser Width
- 14 inches / 35.56 cm
- Condenser Height
- 0.5 inches / 1.27 cm
Materials
- Blower Fan
- Plastic
- Evaporator Core
- Aluminum
- Condenser
- Aluminum
- Hoses
- Rubber
- Control Panel
- Plastic
Features
- Climate Control
-
- Manual temperature control
- Dual-zone control (optional)
- Defrost mode
- Fresh air intake
- Air Distribution
-
- Dashboard vents
- Floor vents
- Defrost vents
- Side window demisters
- Fan Speeds
-
- Low
- Medium
- High
- Variable speed control
- Air Conditioning
-
- R134a refrigerant
- Thermal expansion valve
- High-pressure cut-off switch
- Heating
-
- Engine coolant heat exchanger
- Heater core
- Temperature blend door
Safety Features
- Overheat Protection
-
- High-pressure cut-off switch
- Thermal fuse
- Electrical Safety
-
- Fused circuit
- Ground fault protection
- Refrigerant Safety
-
- Low refrigerant detection
- Pressure relief valve
Comfort Features
- Temperature Control
-
- Manual adjustment
- Dual-zone control (optional)
- Airflow Control
-
- Multi-directional vents
- Variable fan speeds
- Defrosting
-
- Front windshield defrost
- Side window demisters
- Noise Reduction
-
- Insulated blower housing
- Rubber dampers
Accessories
- Optional Components
-
- Rear defroster
- Cabin air filter
- AC compressor upgrade
- Replacement Parts
-
- Blower motor
- Evaporator core
- Condenser
- Heater core
- Maintenance Tools
-
- Refrigerant gauge
- Vacuum pump
- Leak detector
Maintenance
- Service interval
- Every 12 months or 12,000 miles
- Service Items
-
- Check refrigerant levels
- Inspect hoses for leaks
- Clean evaporator drain
- Test blower motor
- Inspect condenser fins
- Maintenance Notes
- Use only R134a refrigerant; ensure proper belt tension
Warranty
- Basic Warranty
- Years: 3Miles: 36000Coverage: Parts and labor
- Powertrain Warranty
- Years: 5Miles: 60000Coverage: Compressor and blower motor
- Corrosion Warranty
- Years: 5Miles: 100000Coverage: Evaporator and condenser
- Extended Warranty
- Years: 7Miles: 100000Coverage: Full HVAC system
Production Details
- Manufacturer
- Chrysler Corporation
- Manufacturing Process
-
- Die-cast aluminum components
- Plastic injection molding
- Assembly line integration
- Quality Control
- Pressure Testing: Pass/FailLeak Testing: Pass/FailPerformance Testing: Pass/Fail
- Sustainability Practices
-
- Recyclable materials
- Refrigerant recovery
- Production Metrics
- Units Per Year: 150000Defect Rate: 0.5%
Service Information for HVAC Service
Maintenance and service requirements specific to the HVAC system
- Inspect refrigerant levels
- Check for system leaks
- Test blower motor operation
- Clean air intake vents
- Inspect drive belt tension
Ensure AC system is charged with R134a refrigerant
- Replace cabin air filter
- Inspect evaporator drain
- Check condenser fins for damage
- Test AC compressor clutch
- Inspect electrical connections
Use a vacuum pump for refrigerant system evacuation
- Replace refrigerant
- Inspect and clean evaporator core
- Test all HVAC controls
- Check heater core for leaks
- Inspect and replace worn hoses
Major service requires specialized tools and equipment
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What are the compatibility specifications for the HVAC system in 1987-1996 Ram Dakota?
What are the compatibility specifications for the HVAC system in 1987-1996 Ram Dakota?
The HVAC system in 1987-1996 Ram Dakota models is compatible with both V6 and V8 engine configurations. It uses R-12 refrigerant for 1987-1993 models and R-134a for 1994-1996 models due to regulatory changes. The blower motor, heater core, and evaporator are designed to fit specific cabin dimensions and airflow requirements. Ensure compatibility by matching part numbers with your vehicle's VIN and model year.
Q2 What maintenance is required for the HVAC system in these trucks?
What maintenance is required for the HVAC system in these trucks?
Regular maintenance includes inspecting and replacing the cabin air filter every 12,000-15,000 miles, checking refrigerant levels annually, and ensuring the blower motor and fan are free of debris. Inspect hoses and seals for leaks, and flush the heater core every 50,000 miles to prevent clogs. Lubricate moving parts and test the thermostat and controls for proper functionality.
Q3 How do I replace the HVAC blower motor in a 1987-1996 Ram Dakota?
How do I replace the HVAC blower motor in a 1987-1996 Ram Dakota?
To replace the blower motor, disconnect the battery, remove the glove box, and locate the blower motor housing. Disconnect the wiring harness and remove the mounting screws. Slide out the old motor and install the new one, ensuring proper alignment. Reconnect the wiring and test the system before reassembling the glove box. Refer to the service manual for detailed diagrams.
Q4 What should I do if my HVAC system is not blowing cold air?
What should I do if my HVAC system is not blowing cold air?
First, check refrigerant levels and recharge if necessary. Inspect the compressor clutch for engagement and test the pressure switches. If the system is low on refrigerant, check for leaks in hoses, seals, or the evaporator. Clean the condenser and ensure the blower motor is functioning. If issues persist, test the thermostat and control panel for electrical faults.
Q5 How can I optimize the performance of my HVAC system?
How can I optimize the performance of my HVAC system?
To optimize performance, ensure the refrigerant is at the correct level and the system is free of leaks. Clean the condenser and evaporator coils regularly. Use a high-quality cabin air filter and replace it as recommended. Check the blower motor and fan for debris, and ensure all electrical connections are secure. Regularly test the thermostat and controls for accuracy.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
1987-1996 Ram Dakota HVAC Service Manual
Coming SoonComprehensive guide covering installation, maintenance, and troubleshooting for the HVAC system in 1987-1996 Ram Dakota models.
Technical Service Bulletin: HVAC System Updates
Coming SoonDetails updates and fixes for common HVAC issues in 1987-1996 Ram Dakota models, including refrigerant changes and part replacements.
HVAC Parts and Accessories Catalog
Coming SoonCatalog listing all HVAC-related parts and accessories for 1987-1996 Ram Dakota, including blower motors, compressors, and seals.
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Technical Information
- All specifications, including torque values, fluid capacities, and maintenance procedures, should be verified against your vehicle's factory service manual.
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