How to reset the tire pressure monitoring system on the old Regal?

1 Answers
MorganMarie
07/29/25 8:59pm
The reset method for the tire pressure monitoring system on the old Regal: 1. Turn the ignition switch to ACC, enter the driver information center to find the tire pressure display relearn function, and follow the prompts to deflate. Each tire will trigger an alarm when its pressure drops to a certain level. 2. After all 4 tires have triggered alarms in sequence, inflate them to the specified tire pressure to complete the reset. Here's some information about tire pressure: 1. Strictly speaking, tire pressure refers to the air pressure inside the tire. Air pressure is crucial for tires - both too high and too low will shorten the tire's service life. 2. Insufficient pressure will increase tire body deformation, making the sidewalls prone to cracking while causing flexing motion that leads to excessive heat generation, accelerating rubber aging, ply fatigue, and cord breakage. It also increases the tire's contact area, accelerating shoulder wear. 3. Excessive pressure will cause overextension of tire cords, reducing the tire body's elasticity and increasing the load on the vehicle during driving. In case of impact, it may cause internal cracks or blowouts. Additionally, excessive pressure accelerates tread wear and reduces puncture resistance.
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