2019 Sierra Key Fob Drained Battery: Troubleshooting and Solutions

A dead key fob battery can be a real headache, especially for a 2019 GMC Sierra owner. If you’re finding yourself locked out or unable to start your truck because your 2019 Sierra Key Fob Drained Battery, this guide is for you. We’ll explore the common causes, troubleshooting steps, and solutions for this frustrating issue.

Why is My 2019 Sierra Key Fob Battery Draining So Fast?

Several factors can contribute to a quickly draining key fob battery. Age is a primary culprit. Like any battery, key fob batteries have a limited lifespan, typically lasting 3-5 years. If your key fob is nearing or past this mark, a replacement is likely in order. Another common reason is unintentional button pressing. Keeping your keys in a pocket or purse with other items can lead to accidental button activation, draining the battery prematurely. Additionally, extreme temperatures can impact battery performance. Both excessive heat and cold can accelerate battery drain. Finally, a faulty key fob or a problem with your vehicle’s keyless entry system could also be the underlying issue.

Troubleshooting a Dead 2019 Sierra Key Fob Battery

Before rushing out to buy a new battery, try these troubleshooting steps. First, try using your spare key fob. If the spare works fine, it confirms the issue lies with the original key fob’s battery. Next, check the battery contacts inside the key fob for corrosion or dirt. Clean them with a cotton swab and alcohol if necessary. Also, inspect the key fob for any physical damage, such as cracks or loose components, which could be affecting its functionality.

How to Replace Your 2019 Sierra Key Fob Battery

Replacing the battery in your 2019 Sierra key fob is a relatively simple process. You’ll need a small flathead screwdriver or a similar tool to pry open the key fob casing. Once open, carefully remove the old battery and note its type (CR2032 is common). Insert the new battery, ensuring the positive (+) side faces up, and reassemble the key fob. It’s important to use the correct battery type to avoid damage to the key fob.

Preventing Future 2019 Sierra Key Fob Battery Drain

To prolong the life of your key fob battery, avoid storing your keys with metal objects that could cause accidental button presses. Store your key fob in a cool, dry place away from extreme temperatures. Regularly inspect your key fob for any signs of wear and tear and address them promptly. Consider using a key fob cover to protect it from physical damage.

Key Fob Programming and Other Issues

Sometimes, a dead battery isn’t the only culprit. Your key fob might need reprogramming, especially after a battery replacement. While some vehicles allow self-programming, others require professional assistance. If you suspect a deeper issue with your keyless entry system, consult a qualified automotive technician for diagnosis and repair.

What if My 2019 Sierra Key Fob Still Doesn’t Work After a Battery Change?

If your key fob still doesn’t work after replacing the battery, it’s time to explore other possibilities. The key fob itself might be malfunctioning and require replacement. There could also be an issue with your vehicle’s keyless entry receiver. A professional diagnostic scan can pinpoint the exact problem.

Expert Advice from John Smith, Automotive Electrical Systems Specialist

“Key fob batteries are often overlooked until they die,” says John Smith, an Automotive Electrical Systems Specialist with over 20 years of experience. “Regular maintenance, including timely battery replacements, can prevent frustrating lockouts and ensure your key fob remains reliable.”

Keeping Your 2019 Sierra Key Fob in Top Shape

Maintaining your 2019 Sierra key fob is essential for its long-term performance. By following the tips outlined in this guide, you can avoid the inconvenience of a dead battery and keep your truck’s keyless entry system functioning smoothly.

Conclusion

A 2019 sierra key fob drained battery can be a simple fix or indicate a more complex issue. By understanding the potential causes and following the troubleshooting steps, you can quickly resolve the problem and get back on the road. Remember to prioritize preventative maintenance to ensure your key fob’s longevity and avoid future inconveniences.

FAQ

What type of battery does the 2019 Sierra key fob use? Typically, a CR2032 battery.
How long does a 2019 Sierra key fob battery last? On average, 3-5 years.
Can I replace the battery myself? Yes, it’s a relatively easy DIY task.
What should I do if my key fob still doesn’t work after a battery change? Consult a qualified automotive technician.
How can I prevent my 2019 Sierra key fob battery from draining quickly? Avoid accidental button presses, extreme temperatures, and physical damage.
Where can I get my 2019 Sierra key fob reprogrammed? Some vehicles allow self-programming, while others require a dealership or locksmith.
What are the signs of a failing 2019 Sierra key fob? Decreased range, intermittent functionality, or a completely unresponsive key fob.

Other Potential Key Fob Issues

Key fob not detected by the vehicle
Key fob buttons not working
Key Fob needs reprogramming