2012 Cadillac CTS Window Won't Go Up Or Down

Common Causes of Window Malfunctions in Your 2012 Cadillac CTS and How to Fix Them

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Reviewed by
Aisha
Written by RepairPal Car Genius
Updated January 14, 2025
0%
36% chance it's the
Fuse, Relay or Electrical System
0%
20% chance it's the
Window Motor
0%
24% chance it's the
Window Regulator
0%
20% chance it's
Something else
The most common reasons a 2012 Cadillac CTS window won't go up or down are window's electrical system such as a fuse or relay, a broken window motor, or a broken window regulator.
  • Fuse, Relay or Electrical System: A blown fuse or a faulty relay can disrupt the electrical circuit, causing components to fail or operate intermittently.
  • Window Motor: A faulty window motor or a broken window regulator can prevent the window from moving up or down properly.
  • Window Regulator: A faulty window regulator can cause the window to become stuck or operate erratically due to worn gears or a broken cable.
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.

How much does it cost to fix a 2012 Cadillac CTS window won't go up or down?

Common Repairs

The total repair cost will vary based on the condition of your vehicle and the number of repairs needed to fix your symptom. Proper diagnosis will save you money by finding the exact repairs needed to fix your car right the first time.

If one of the windows in a vehicle will not open or close properly, a failing door window regulator might be the cause. A window that is moving intermittently, or one that gets stuck on the way up or down, could also indicate a broken regulator. Other symptoms might include a clicking, chattering, or grinding noise when the window moves. In some cases a severely damaged window regulator could cause the window to drop inside the door.

When a switch can not make contact and close the circuit, the window cannot be raised and lowered. If the switch on the driver's door will not raise or lower the window in question, but the switch on the corresponding door works just fine, this is a good indication that there is a switch failure. This works the other way around, as well. If the switch on the door does not cause the window to function, but the driver's switch does, that is an indication of a passenger door window switch failure.

Due to the nature of electrical systems on modern vehicles, the range of problems these can cause are nearly limitless. However, there is a way to categorize them in two ways. Permanent and intermittent problems. Permanent problems appear and remain. This may be the vehicle will not start, the radio does not work, or the door chime will not turn off among many, many others. These problems are more straight-forward to diagnose since they present themselves at all time. This means there will always be a fault to find. Intermittent electrical problems, however, can be difficult or impossible to locate, since they appear then disappear without warning. The best case scenario for an intermittent issue is when replicating the problem is easily accomplished and understood. This allows a technician to make an issue semi-permanent, allowing them to find the fault. Other issues that come and go without warning and cannot be replicated on demand must occur when the technician is servicing the vehicle, otherwise there is no problem to correct. It is most important to understand that electrical system faults always require inspection, and can include the vehicle working in any manner, or not working at all.

Like we noted in the last section, general diagnosis symptoms are the most vague of the bunch. There are several diagnostic spectrums, electrical diagnosis, drivability diagnostics, engine diagnostics, transmission diagnostics, and the list could continue for about 5 or 10 more spectrums of diagnostics. The most important take-away here, is that general diagnostics are diagnostics that have no other spectrum in which they fit, or the problem is unknown. This means that any vehicle left outside of a repair facility with the keys and an authorization to perform diagnosis will be diagnosed under the general diagnosis spectrum.

What are the steps to diagnose a non-functioning window in a 2012 Cadillac CTS?

To effectively diagnose a non-functioning window in a 2012 Cadillac CTS, it is essential to adopt a systematic approach that prioritizes simpler solutions before delving into more complex diagnostics. Start by testing the window switch, as this is often the most straightforward issue to address. If the switch is operational, proceed to inspect the fuse box for any blown fuses related to the window; replacing a blown fuse can sometimes restore functionality. Next, examine the wiring connected to the window motor for any signs of damage or loose connections, as these can disrupt the power supply. If the wiring appears intact, utilize a multimeter to test the window motor for power and ground signals; a lack of power may indicate that the motor needs replacement. Lastly, assess the window regulator, which is vital for the window's movement; any visible damage or wear could necessitate repair or replacement. By following this diagnostic method, you can effectively identify and resolve the issue with your window, ensuring a thorough and efficient repair process.

What are the common problems that could cause the window in a 2012 Cadillac CTS to not go up or down?

When dealing with a window that won't go up or down in a 2012 Cadillac CTS, it's essential to consider several common problems that could be at play. One of the primary culprits is a faulty window regulator, which is crucial for the window's movement; if it’s damaged, the window may become stuck. Additionally, issues with the power window switch can arise, often due to electrical malfunctions that prevent the window from responding. Another potential issue is the window motor, which powers the regulator; if this motor fails, the window will not operate. It's also wise to check for a blown fuse, as this can disrupt the power supply to the window system. Lastly, if the window has come off its track, it may not move smoothly, which can be caused by wear and tear or external force. By systematically checking these areas, you can effectively diagnose and potentially fix the window issue in your Cadillac CTS.

How urgent is it to address the malfunctioning window in a 2012 Cadillac CTS?

Addressing a malfunctioning window in a 2012 Cadillac CTS is crucial for several reasons. First and foremost, a window that is stuck open can compromise the security of the vehicle, making it vulnerable to theft or unwanted entry. Additionally, if the window fails to operate properly, it can lead to further damage to the window mechanism or surrounding components, resulting in more costly repairs down the line. The comfort of driving is also significantly affected; extreme weather conditions can make it uncomfortable or even unsafe to drive with a malfunctioning window, as proper ventilation is essential for maintaining a pleasant cabin environment. Moreover, neglecting this issue can lead to frustration and inconvenience, particularly if visibility is impaired or communication with passengers becomes difficult. Therefore, it is advisable to address any window malfunctions promptly to ensure the safety, security, and overall functionality of your vehicle.

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