RAM Ram 3500 2010-2018 HVAC Specifications
RAM Ram 3500 2010-2018

RAM Ram 3500 2010-2018 HVAC Specifications

Explore detailed HVAC system specifications for the 2010-2018 RAM 3500, including AC compressor, blower motor, and heater core details. Ideal for maintenance, repair, and upgrades.

Updated

Overview Specifications

This document provides detailed HVAC specifications for the 2010-2018 Ram 3500. It includes information on system components, performance, and maintenance tips. Use this guide to understand the HVAC system, troubleshoot issues, and ensure optimal performance. The document is organized into sections for easy navigation and includes a quick reference for key specifications.

How to Use

Use the search functionality to quickly find specific terms or components within the document. Enter keywords related to the HVAC system, such as 'blower motor' or 'air conditioning,' to locate relevant information.

Navigate through the document by scrolling through sections or using the table of contents. Each section is labeled with a title and description to help you find the information you need efficiently.

Key Specifications

Blower Motor Power

12V DC

Compressor Type

Piston

Refrigerant Type

R134a

Heater Core Capacity

1.5 gallons

Cabin Air Filter Size

12x8x1 inches

Available Specifications

HVAC System Components

This section covers the main components of the HVAC system in the 2010-2018 Ram 3500. Learn about the parts that make up the heating, ventilation, and air conditioning system and their functions.

Blower Motor
  • Responsible for circulating air through the HVAC system
  • Located behind the glove compartment
  • Operates at multiple speeds for adjustable airflow
  • Can be replaced if faulty
  • Connected to the resistor or control module
  • Powered by the vehicle's electrical system
Compressor
  • Key component of the air conditioning system
  • Compresses refrigerant and circulates it through the system
  • Driven by the engine via a serpentine belt
  • Includes a clutch for engagement and disengagement
  • Requires proper refrigerant levels for optimal performance
  • Can fail due to wear or leaks

HVAC Performance

This section discusses the performance capabilities of the HVAC system in the Ram 3500. Understand how the system operates under different conditions and what to expect in terms of heating and cooling efficiency.

Heating Performance
  • Utilizes engine coolant to generate heat
  • Heater core transfers heat to the cabin
  • Adjustable temperature settings for comfort
  • Effective in cold weather conditions
  • Dependent on engine operating temperature
  • Regular maintenance ensures consistent performance
Cooling Performance
  • Air conditioning system provides rapid cooling
  • Refrigerant cycle cools and dehumidifies air
  • Adjustable fan speeds for customized airflow
  • Effective in hot weather conditions
  • Requires periodic refrigerant recharge
  • Performance may decline with system leaks

Maintenance and Troubleshooting

This section provides tips for maintaining the HVAC system and troubleshooting common issues. Learn how to keep the system running smoothly and address potential problems.

Routine Maintenance
  • Replace cabin air filter annually
  • Check refrigerant levels and recharge as needed
  • Inspect belts and hoses for wear or damage
  • Clean vents and ducts to prevent blockages
  • Test blower motor and controls regularly
  • Ensure proper functioning of the thermostat
Common Issues
  • Weak airflow due to clogged filter or faulty blower motor
  • Insufficient cooling caused by low refrigerant levels
  • Unusual noises from the blower motor or compressor
  • Leaking coolant affecting heater performance
  • Electrical issues with controls or sensors
  • Compressor failure leading to no cool air

Component Specifications

Overview

Type
Automatic Climate Control
Configuration
Dual-Zone
Platform
Heavy-Duty Truck
Material
High-Strength Plastic and Aluminum
Location
Front Cabin

Dimensions

Compressor Length
10.2 inches / 25.9 cm
Condenser Width
30.5 inches / 77.5 cm
Evaporator Height
8.7 inches / 22.1 cm
Heater Core Depth
3.1 inches / 7.9 cm
Blower Motor Diameter
6.3 inches / 16 cm
Refrigerant Line Length
72 inches / 182.9 cm
Ductwork Diameter
2.5 inches / 6.35 cm

Materials

Compressor
Aluminum Alloy
Condenser
Aluminum Fins with Copper Tubing
Evaporator
Aluminum
Heater Core
Brass and Copper
Blower Motor
High-Temp Plastic and Steel

Features

Climate Control
  • Automatic Temperature Regulation
  • Dual-Zone Climate Control
  • Rear Defrost Function
  • Cabin Air Filter
Air Distribution
  • Front and Rear Vents
  • Adjustable Airflow Direction
  • Multi-Speed Blower
  • Floor and Defrost Modes
Cooling
  • High-Efficiency Compressor
  • R134a Refrigerant
  • Quick Cool Function
  • Thermostatic Control
Heating
  • High-Capacity Heater Core
  • Rapid Warm-Up
  • Adjustable Heat Levels
  • Defogging Function
Air Quality
  • Cabin Air Filtration
  • Odor Reduction
  • Humidity Control
  • Ventilation Mode

Safety Features

Overheat Protection
  • Compressor Thermal Cutoff
  • High-Temp Sensor
Pressure Control
  • High-Pressure Cutoff Switch
  • Low-Pressure Sensor
Electrical Safety
  • Fused Circuit Protection
  • Short-Circuit Prevention

Comfort Features

Temperature Control
  • Precise Thermostat
  • Separate Driver and Passenger Settings
Airflow
  • Multi-Speed Fan
  • Adjustable Vents
Noise Reduction
  • Quiet Blower Motor
  • Insulated Ductwork
Convenience
  • Auto Mode
  • Remote Start Climate Control

Accessories

Upgrades
  • Heated Seats
  • Upgraded Air Filter
  • Rear HVAC System
Maintenance
  • Refrigerant Recharge Kit
  • Cabin Air Filter Replacement
  • Compressor Belt
Tools
  • AC Manifold Gauge Set
  • Vacuum Pump
  • Leak Detector

Maintenance

Service interval
Every 15,000 miles or 12 months
Service Items
  • Inspect Refrigerant Levels
  • Check Compressor Belt Tension
  • Clean Condenser Fins
  • Replace Cabin Air Filter
  • Test Blower Motor Function
Maintenance Notes
Use only manufacturer-approved refrigerants and lubricants.

Warranty

Basic
Miles: 36,000 miles
Years: 3 years
Coverage: Parts and Labor
Powertrain
Miles: 60,000 miles
Years: 5 years
Coverage: Compressor and Condenser
Corrosion
Miles: 100,000 miles
Years: 5 years
Coverage: Evaporator and Heater Core
Emissions
Miles: 80,000 miles
Years: 8 years
Coverage: Refrigerant System

Production Details

Manufacturer
Ram Trucks
Manufacturing Process
  • Precision Casting
  • Robotic Assembly
  • Pressure Testing
Quality Control
Leak Test: Pass/Fail
Performance Test: Temperature and Pressure
Sustainability Practices
  • Recyclable Materials
  • Low-Emission Refrigerant
  • Energy-Efficient Production
Production Metrics
Units Per Day: 500
Defect Rate: <0.1%
Energy Usage: 20 kWh per unit

Service Information for HVAC Service

Maintenance and service requirements specific to the HVAC system

15,000 miles
12 months
  • Inspect Refrigerant Levels
  • Check Compressor Belt Tension
  • Clean Condenser Fins
  • Replace Cabin Air Filter

Ensure proper refrigerant type and quantity.

30,000 miles
24 months
  • Test Blower Motor Function
  • Inspect Electrical Connections
  • Check Ductwork for Leaks
  • Verify Thermostat Accuracy

Use manufacturer-approved tools for testing.

60,000 miles
48 months
  • Replace Compressor Belt
  • Flush Heater Core
  • Inspect Evaporator for Corrosion
  • System Performance Test

Major service requires specialized equipment.

Frequently Asked Questions

Find answers to common questions about torque specifications

Q1

Is the HVAC system compatible with all 2010-2018 Ram 3500 models?

The HVAC system is compatible with all 2010-2018 Ram 3500 models, including diesel and gasoline variants. It supports dual-zone climate control and integrates with the vehicle’s electrical system. Ensure the correct part numbers (e.g., 68191349AA for the control module) are used for compatibility. Always verify with the vehicle’s VIN for precise fitment.

Q2

What are the maintenance requirements for the HVAC system?

Regular maintenance includes inspecting and replacing the cabin air filter every 15,000-20,000 miles. Check refrigerant levels annually and ensure no leaks in the system. Clean the evaporator and condenser coils every 30,000 miles. Inspect belts and hoses for wear and tear. Follow the owner’s manual for detailed maintenance schedules.

Q3

How do I replace the HVAC control module?

Disconnect the battery to prevent electrical issues. Remove the dashboard trim using a trim removal tool. Unplug the wiring harness from the old control module. Unscrew and remove the module. Install the new module, reconnect the wiring harness, and reattach the dashboard trim. Reconnect the battery and test the system.

Q4

Why is my HVAC system blowing warm air?

Warm air may indicate low refrigerant levels, a faulty compressor, or a clogged condenser. Check refrigerant levels and recharge if necessary. Inspect the compressor for proper function. Clean the condenser and ensure the cooling fan is operational. If issues persist, consult a professional.

Q5

How can I optimize HVAC system performance?

Ensure regular maintenance, including filter replacement and coil cleaning. Use high-quality refrigerant and ensure proper levels. Inspect and clean the condenser and evaporator coils. Keep the system free of debris. Use the recirculation mode to reduce strain on the system and improve efficiency.

Factory Service Resources

Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.

2010-2018 Ram 3500 HVAC Service Manual

Coming Soon

Detailed guide covering HVAC system specifications, maintenance, and repair procedures for 2010-2018 Ram 3500 models.

HVAC System Technical Service Bulletin

Coming Soon

Latest updates and service recommendations for common HVAC issues in 2010-2018 Ram 3500 models.

Ram 3500 HVAC Parts Catalog

Coming Soon

Comprehensive catalog of HVAC components, including part numbers and compatibility details for 2010-2018 Ram 3500 models.

About the Author

Expert automotive knowledge and experience

Alan Montanye - Automotive Technical Specialist
ASE

Alan Montanye

Automotive Technical Specialist

ASE Master Certified Technician with over a decade of hands-on experience in automotive repair and diagnostics.

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