2016 Ram ProMaster 1500 AC Isn't Working

Common Causes of AC Failure in Your 2016 Ram ProMaster 1500 and How to Fix Them

Find Repair Location
Reviewed by
Devin Cabugcal
Written by RepairPal Car Genius
Updated January 14, 2025
0%
37% chance it's the
Refrigerant Leak
0%
21% chance it's the
Climate Control Electrical Issue
0%
12% chance it's the
AC Compressor
0%
30% chance it's
Something else
The most common reasons a 2016 Ram ProMaster 1500 AC isn't working are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor.
  • Refrigerant Leak: A refrigerant leak can occur due to damaged hoses, seals, or connections, resulting in decreased cooling efficiency in the air conditioning system.
  • Climate Control Electrical Issue: A faulty climate control module or a blown fuse could be causing the electrical issues in the climate control system.
  • AC Compressor: A faulty AC compressor may be due to a lack of lubrication, electrical issues, or internal mechanical failure, resulting in inadequate cooling performance.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

What are the initial diagnostic steps to take when the AC isn't working on a 2016 Ram ProMaster 1500?

When faced with an AC malfunction in your 2016 Ram ProMaster 1500, start by ensuring that the AC controls are correctly set, as simple misconfigurations can often be the culprit. Next, inspect the fuses associated with the AC system; a blown fuse can disrupt functionality and is an easy fix. If the controls and fuses check out, look for signs of refrigerant leaks, as low refrigerant levels can lead to inadequate cooling. Following this, assess the AC compressor to confirm it engages when the system is activated; a malfunctioning compressor can severely impact performance. Additionally, examine the AC condenser for any obstructions or damage that could impede airflow. Finally, if the issue persists, consider using a diagnostic tool to scan for error codes, which can provide insights into more complex problems. By systematically addressing these areas, you can effectively diagnose and potentially resolve the AC issues in your vehicle.

What are the common problems that could cause the AC to stop working in a 2016 Ram ProMaster 1500?

When the air conditioning system in your 2016 Ram ProMaster 1500 ceases to function, it can be frustrating, especially during hot weather. One of the first things to check is the refrigerant level; low refrigerant can significantly impair the system's cooling ability. If the refrigerant is adequate, the next step is to inspect the compressor, as a faulty compressor can prevent the AC from circulating cool air. Additionally, electrical issues such as blown fuses or damaged wiring can disrupt the system's operation, so examining these components is crucial. Clogged or leaking refrigerant lines can also hinder performance, so look for any visible signs of damage or blockages. Furthermore, the condenser and evaporator should be checked for any signs of wear or damage, as these parts are essential for effective cooling. Lastly, a malfunctioning thermostat may fail to signal the AC to activate, leading to a lack of cooling. By systematically checking these common issues, you can potentially identify the problem and determine whether a DIY fix is feasible or if professional assistance is required.

How urgent is it to address the non-functioning AC in a 2016 Ram ProMaster 1500?

When faced with a non-functioning AC in your 2016 Ram ProMaster 1500, it is crucial to recognize the urgency of the situation. Driving without a working air conditioning system can lead to significant discomfort, especially during hot weather, which can pose health risks for both the driver and passengers. Moreover, a malfunctioning AC may indicate deeper issues within the vehicle's cooling system or electrical components, which could worsen over time if left unaddressed. This not only detracts from the overall driving experience but can also distract the driver, compromising safety on the road. Additionally, postponing repairs can lead to escalating costs, as minor problems can develop into major repairs that are far more expensive. Therefore, while it may not seem like an immediate emergency, prioritizing the repair of your AC system is essential for maintaining comfort, safety, and the long-term health of your vehicle.

You’ve got options with RepairPal

Whether you need a more accurate auto repair estimate or help finding a reputable shop in your area, we’ve got you covered.