2015 Cadillac SRX Tire Pressure Warning Light Stays On

Resolve Tire Pressure Warning Light in 2015 Cadillac SRX

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Reviewed by
Aisha
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 2015 Cadillac SRX 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 2015 Cadillac SRX 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.

Wheels offer very few symptoms, but these symptoms should never be ignored. Visible cracks on the wheels may appear, especially after hitting a large bump, Most often, this will also be accompanied by loss of air from the tire on that wheel. Also, vibration in the steering wheel is very common when the tire is out of balance, and improper wheel nuts or bolts can cause creaking and popping noises to develop. Again, there are very few symptoms, but they should not be ignored.

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 on my 2015 Cadillac SRX?

When diagnosing the tire pressure warning light issue on your 2015 Cadillac SRX, it's essential to adopt a systematic approach that begins with the simplest solutions. Start by checking the tire pressure in all four tires using a reliable tire pressure gauge, ensuring they are inflated to the levels recommended in your owner's manual. This initial step can often resolve the warning light if the pressure is low. Next, inspect each tire for visible damage, such as punctures or bulges, and look for any foreign objects that may be causing a leak. If the tires appear to be in good condition and properly inflated, the next step is to reset the tire pressure monitoring system (TPMS), as sometimes the system may require a reset to clear any false warnings. Refer to your vehicle's manual for specific instructions on how to perform this reset. If the warning light remains illuminated after these steps, it may indicate a more complex issue with the TPMS itself, in which case visiting a qualified mechanic or dealership for a professional diagnosis is advisable. By following this diagnostic approach, you can effectively troubleshoot the tire pressure warning light and ensure your vehicle's safety on the road.

What could cause the tire pressure warning light to stay on in a 2015 Cadillac SRX?

When the tire pressure warning light remains illuminated in a 2015 Cadillac SRX, it can be attributed to several common problems that DIYers can investigate. First and foremost, low tire pressure is the most frequent culprit; checking and inflating each tire to the manufacturer's recommended levels is essential. If the pressure is adequate, the issue may lie with a faulty tire pressure sensor, which can fail to accurately relay information to the vehicle's monitoring system. Additionally, a malfunction within the tire pressure monitoring system itself could require a reset or recalibration to restore proper functionality. Electrical issues, such as damaged wiring or blown fuses, can also disrupt the system's operation, so inspecting these components is crucial. Furthermore, extreme temperature fluctuations can cause natural changes in tire pressure, potentially triggering the warning light. Lastly, any visible tire damage or slow leaks should be thoroughly examined, as these can lead to decreased pressure and activate the warning. By systematically addressing these potential issues, you can effectively diagnose and resolve the problem, ensuring your vehicle remains safe and roadworthy.

How urgent is it to address the tire pressure warning light on a 2015 Cadillac SRX that stays on?

Addressing the tire pressure warning light on a 2015 Cadillac SRX that remains illuminated is of utmost urgency due to the significant safety risks and potential damage it poses. Ignoring this warning can lead to unsafe driving conditions, as improper tire pressure directly affects the vehicle's handling and braking capabilities, increasing the likelihood of accidents. Furthermore, driving on under-inflated tires can result in uneven wear and even tire blowouts, which not only jeopardizes your safety but can also lead to costly repairs. Additionally, maintaining correct tire pressure is essential for optimal fuel efficiency; neglecting this can result in higher fuel consumption, ultimately impacting your budget. Lastly, ensuring that the Tire Pressure Monitoring System (TPMS) is functioning correctly is vital for receiving accurate tire pressure readings, which are crucial for safe driving. Therefore, it is imperative to address the tire pressure warning light promptly to safeguard your vehicle's performance and your safety on the road.

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