2022 Cadillac CT5 Tire Pressure Warning Light Stays On

Tire Pressure Warning Light in 2022 Cadillac CT5: Causes and Solutions

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Reviewed by
Devin Cabugcal
Written by RepairPal Car Genius
Updated January 14, 2025
0%
40% chance it's the
Tire Leaking Air
0%
30% chance it's the
Wheel Leaking Air
0%
15% chance it's the
Tire Pressure Monitoring System
0%
15% chance it's
Something else
The most common reasons a 2022 Cadillac CT5 tire pressure warning light stays on are a leaking tire, a wheel that no longer holds air, or a faulty tire pressure monitoring system.
  • Tire Leaking Air: A puncture, valve stem issue, or rim damage can cause a tire to leak air, leading to loss of pressure.
  • Wheel Leaking Air: A puncture or damage to the tire or rim can cause air to leak, resulting in a loss of tire pressure.
  • Tire Pressure Monitoring System: A malfunctioning tire pressure monitoring system can be caused by faulty sensors or a dead battery in the sensor units.
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 2022 Cadillac CT5 tire pressure warning light stays on?

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.

When a tire pressure monitoring sensor fails, the tire pressure monitoring system control module will recognize a loss in communication and turn on the warning lamp which indicates the failure. This is most often the case. However, the tire pressure monitoring sensor may also fail by reporting incorrect tire pressures. This could cause a flat tire to go unrecognized, or a properly inflated tire to signal a low or high tire pressure warning.

When a relearn is needed, for any reason, the TPMS warning light will illuminate, and many vehicles will display a message relating to the TPMS system being inoperative or loosing communication. It is important to keep a watchful eye on tire pressures when this system is having issues because there is no warning available for underinflation or overinflation of the tires.

The only symptoms requiring diagnosis for the tire pressure monitoring system warning lamp is if the warning lamp has illuminated while the tires have correct air pressure, or if the air pressure for the tires is out of specification and the warning lamp is off. This is because the overwhelming majority of cases where the TPMS lamp illuminates is due to the change in ambient temperature.

What steps should I take to diagnose the tire pressure warning light issue in my 2022 Cadillac CT5?

To effectively diagnose the tire pressure warning light issue in your 2022 Cadillac CT5, begin with a thorough check of the tire pressure in all four tires using a reliable tire pressure gauge. Ensure that the readings align with the recommended levels found in your vehicle's manual, as incorrect pressure is often the primary cause of the warning light. Next, visually inspect each tire for any signs of damage, such as punctures or bulges, and look for any foreign objects that may be causing a leak. If you find that the tire pressure is low, fill the tires to the appropriate level; if it's too high, carefully release some air. After making these adjustments, it’s important to reset the Tire Pressure Monitoring System (TPMS) according to the instructions in your manual, as this can help clear the warning light. However, if the light remains illuminated despite these efforts, it may indicate a more serious underlying issue, and seeking professional assistance from a mechanic or a Cadillac dealership would be the next prudent step. By following this diagnostic approach, you can systematically address the tire pressure warning light and ensure your vehicle is safe and roadworthy.

What could be causing the tire pressure warning light to stay on in a 2022 Cadillac CT5?

When the tire pressure warning light remains illuminated in your 2022 Cadillac CT5, it can be frustrating, but understanding the common problems can help you diagnose the issue. Start by checking the tire pressure in all four tires, as low pressure is the most frequent culprit. Ensure that each tire is inflated to the manufacturer's recommended levels, which can usually be found on a sticker inside the driver’s door. If the pressure is adequate, consider the possibility of a faulty tire pressure sensor; these sensors can malfunction and fail to provide accurate readings. In such cases, recalibrating the sensors may be necessary to restore proper functionality. Additionally, inspect your tires for any signs of leaks or punctures, as even a small leak can trigger the warning light. If you’ve ruled out these common issues and the light persists, it may indicate an electrical fault within the system, which could require professional diagnostic testing. By systematically addressing these potential problems, you can effectively troubleshoot the tire pressure warning light and ensure your vehicle remains safe and roadworthy.

How urgent is it to address the tire pressure warning light that stays on in a 2022 Cadillac CT5?

Addressing the tire pressure warning light that remains illuminated in your 2022 Cadillac CT5 is not just a matter of convenience; it is a critical safety concern that demands immediate attention. Ignoring this warning can lead to dangerous driving conditions, as improper tire pressure significantly impacts vehicle handling and braking performance. Furthermore, consistently low tire pressure can accelerate tire wear, resulting in costly replacements and the risk of a blowout while on the road. Additionally, underinflated tires can hinder fuel efficiency, leading to increased fuel costs over time. The Tire Pressure Monitoring System (TPMS) is designed to alert you to these issues, and a persistent warning light may indicate a malfunction that requires professional inspection. Therefore, it is essential to check your tire pressure regularly, inflate your tires to the recommended levels, and seek expert assistance if the warning light does not turn off. Taking these steps not only ensures your safety but also protects your vehicle and your wallet in the long run.

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