How to Turn on Outlet in Gmc Yukon 2016

Turning on the outlet in your 2016 GMC Yukon is simple once you know where to look and how the system works. This guide walks you through every step—from locating the power outlets to troubleshooting common issues—so you can keep your devices charged and ready on the go.

So, you’re sitting in your 2016 GMC Yukon, phone battery at 3%, and you need to charge it—fast. You reach for the power outlet, plug in your charger, and… nothing. No lights, no charging symbol. Frustrating, right? Don’t worry—you’re not alone. Many Yukon owners aren’t fully aware of how the vehicle’s power outlets function, when they’re active, or what to do if they stop working. The good news? Turning on the outlet in your GMC Yukon 2016 is usually straightforward once you understand the system.

The 2016 GMC Yukon comes equipped with several 12-volt power outlets—also known as auxiliary power outlets or cigarette lighter sockets—designed to power everything from phone chargers and GPS units to portable coolers and air compressors. These outlets are strategically placed throughout the cabin and cargo area for convenience. However, unlike a standard wall outlet in your home, these are part of your vehicle’s electrical system and operate under specific conditions. They don’t always stay on when the car is off, and they rely on fuses and ignition settings to function properly.

In this guide, we’ll walk you through everything you need to know about turning on and using the outlets in your 2016 GMC Yukon. Whether you’re a new owner or just need a refresher, we’ll cover location, activation, troubleshooting, and maintenance. By the end, you’ll be able to power up your devices with confidence—no matter where the road takes you.

Key Takeaways

• Locate the 12V power outlets: The 2016 GMC Yukon has multiple 12-volt power outlets, including one in the center console, one in the rear cargo area, and sometimes one near the rear seats.
• Check the ignition status: Most outlets only work when the ignition is in the “ACC” or “ON” position, not when the vehicle is completely off.
• Use the correct adapter: Ensure your device’s plug or cigarette lighter adapter fits securely and is compatible with a 12V DC outlet.
• Test with a known working device: If an outlet isn’t working, try plugging in a phone charger or portable air compressor to confirm the issue.
• Inspect the fuse: A blown fuse is a common cause of outlet failure—check the fuse box under the hood or dashboard.
• Reset the circuit if needed: Some outlets have built-in reset buttons; press them if the outlet stops working suddenly.
• Consult the owner’s manual: Your Yukon’s manual contains specific diagrams and instructions for all electrical components, including power outlets.

Understanding the Power Outlets in Your 2016 GMC Yukon

Before you can turn on the outlet in your GMC Yukon 2016, it helps to know what you’re working with. The Yukon is designed with multiple 12-volt DC power outlets to support modern electronics. These aren’t your average wall sockets—they’re part of the vehicle’s 12-volt electrical system, which powers everything from the radio to the headlights.

These outlets are often referred to as “cigarette lighter sockets,” even though most people use them for charging devices today. They deliver 12 volts of direct current (DC), which is standard for automotive applications. Most phone chargers, USB adapters, and small electronics are built to work with this voltage, making the outlets incredibly versatile.

The 2016 Yukon typically includes at least three power outlets:
– One in the front center console, near the gear shifter
– One in the rear cargo area, usually on the side wall or behind a small door
– One near the rear passenger seats (in some trim levels)

Some higher-end trims, like the Denali, may include additional outlets or even 110V AC power inverters for larger devices. But for most owners, the 12V outlets are the go-to source for power.

It’s also important to understand that these outlets are not always “on.” Unlike a home outlet that’s live 24/7, your Yukon’s outlets are controlled by the ignition system. This means they only provide power when the vehicle is in certain modes—usually “Accessory” (ACC) or “On” (RUN). If your car is completely off, the outlets may not work at all, depending on the model and settings.

How the Ignition System Controls Power

Your GMC Yukon’s ignition switch has several positions: OFF, ACC (Accessory), ON (Run), and START. Each position controls different electrical components.

– OFF: No power to most systems. The outlets are typically inactive.
– ACC (Accessory): Powers the radio, windows, and most 12V outlets. This is the mode you’ll use when you want to charge devices without starting the engine.
– ON (Run): Full power to all systems, including outlets. The engine may or may not be running.
– START: Briefly engages the starter motor to crank the engine.

To turn on the outlet in your GMC Yukon 2016, you usually need to turn the key to ACC or ON. If you’re trying to charge a device while the car is off, this is likely why it’s not working. Simply turning the key one click to ACC should activate the outlets.

Some newer vehicles have a “battery saver” mode that cuts power to outlets after a certain time to prevent draining the battery. If your outlet stops working after 10–15 minutes with the engine off, this could be the reason.

Types of Devices You Can Power

The 12V outlets in your Yukon are perfect for low-power devices. Here are some common uses:
– Smartphone and tablet chargers
– GPS navigation units
– Dash cams
– Portable air compressors (for tires)
– Cooling fans or seat heaters
– LED lights or camping gear

Avoid plugging in high-wattage devices like microwaves, coffee makers, or space heaters—these can overload the circuit and blow a fuse. Most outlets are rated for 10–15 amps, which translates to about 120–180 watts. Check your device’s power requirements before plugging in.

For larger electronics, consider using a power inverter. These plug into the 12V outlet and convert DC power to 110V AC, allowing you to use standard household devices. Just make sure the inverter’s wattage doesn’t exceed the outlet’s capacity.

Step-by-Step: How to Turn On the Outlet in GMC Yukon 2016

Now that you understand how the system works, let’s walk through the actual process of turning on the outlet in your GMC Yukon 2016. It’s simpler than you might think—just follow these steps.

Step 1: Locate the Power Outlet

Start by finding the outlet you want to use. The most common location is in the front center console, just below the climate controls and above the gear shifter. It’s usually covered by a small flip-up door or a rubber cap. Open it to reveal the 12V socket.

If you’re in the back seat or cargo area, check the side panels. The rear outlet is often tucked behind a removable panel or under a seat. In some models, it’s near the third-row seats or in the cargo floor.

Once you’ve found the outlet, inspect it for dirt, debris, or damage. A dirty socket can prevent proper contact and cause charging issues. Use a can of compressed air or a soft brush to clean it gently.

Step 2: Turn the Ignition to ACC or ON

This is the most common reason people can’t turn on the outlet in their GMC Yukon 2016. If the car is completely off, the outlets won’t have power.

Insert your key into the ignition and turn it one click to the right—this is the ACC (Accessory) position. You should see the dashboard lights come on, and the radio should power up. At this point, the 12V outlets should be active.

If you need the engine running (for example, to avoid draining the battery), turn the key further to the ON (Run) position and start the engine.

Note: Some Yukon models have a “Retained Accessory Power” (RAP) feature that keeps the outlets active for a short time after you turn off the ignition—usually 10–15 minutes. This lets you charge devices briefly without leaving the engine running.

Step 3: Plug in Your Device

Take your charger or adapter and plug it into the outlet. Make sure it’s fully seated—sometimes a loose connection can prevent power from flowing.

If you’re using a USB charger, ensure it’s designed for 12V systems. Many car chargers have dual USB ports and LED indicators to show they’re working.

Once plugged in, check your device. You should see a charging icon or light appear within a few seconds. If not, try wiggling the plug slightly—sometimes the internal contacts need a little adjustment.

Step 4: Confirm Power Is Flowing

If your device still isn’t charging, don’t panic. Try a different charger or cable to rule out a faulty accessory. You can also test the outlet with a known working device—like a portable air compressor or a different phone.

Another quick test is to listen for a faint click when you plug something in. Some outlets have internal relays that make a sound when power is engaged.

If nothing works, it’s time to dig deeper—possibly a blown fuse or a wiring issue.

Troubleshooting Common Outlet Problems

Even with the right steps, sometimes the outlet in your GMC Yukon 2016 just won’t cooperate. Here are the most common issues and how to fix them.

Outlet Has No Power

If the outlet isn’t working at all, the first thing to check is the fuse. The 2016 Yukon has multiple fuse boxes—one under the hood and one inside the dashboard on the driver’s side.

Look for the fuse labeled “CIG LTR” or “AUX PWR” in the owner’s manual or on the fuse box cover. Use a fuse puller (usually included in the box) to remove it and inspect the filament. If it’s broken or discolored, replace it with a fuse of the same amperage (usually 15A or 20A).

After replacing the fuse, test the outlet again. If it blows immediately, there may be a short circuit—stop using the outlet and consult a mechanic.

Outlet Works Intermittently

An outlet that works sometimes but not others is often due to a loose connection. Over time, the internal contacts can wear out or become corroded.

Try cleaning the outlet with electrical contact cleaner and a cotton swab. Avoid using water or household cleaners.

You can also gently bend the center pin in the outlet slightly outward to improve contact. Be careful not to break it.

Device Charges Slowly or Not at All

Slow charging usually means the outlet isn’t delivering full power. This could be due to:
– A weak or damaged charger
– A low-quality USB cable
– A partially blown fuse
– High electrical demand from other devices

Try using a different charger and cable. If possible, test the outlet with a multimeter to check voltage—it should read around 12–14 volts when the engine is running.

Outlet Feels Hot or Smells Burnt

This is a serious warning sign. A hot outlet could indicate an overload, short circuit, or damaged wiring.

Unplug all devices immediately and avoid using the outlet. Have it inspected by a professional. Continuing to use it could cause a fire.

Maintenance Tips to Keep Outlets Working

To avoid future problems, follow these simple maintenance tips:

– Clean outlets regularly: Use compressed air to remove dust and debris every few months.
– Avoid overloading: Don’t plug in multiple high-wattage devices at once.
– Use quality accessories: Cheap chargers can damage outlets or fail to deliver proper power.
– Check fuses during routine maintenance: Include fuse inspection when you change oil or rotate tires.
– Store adapters properly: Keep spare chargers in a dry, cool place to prevent damage.

When to See a Mechanic

Most outlet issues can be fixed at home, but some require professional help. See a mechanic if:
– The fuse keeps blowing
– The outlet is physically damaged
– You smell burning or see smoke
– Multiple electrical systems are failing

A certified technician can diagnose wiring issues, test the alternator, and ensure your Yukon’s electrical system is in top shape.

Conclusion

Turning on the outlet in your GMC Yukon 2016 doesn’t have to be a mystery. With the right knowledge, you can power your devices safely and efficiently. Remember to check the ignition position, inspect the outlet, and test with known working accessories. And when in doubt, consult your owner’s manual or a trusted mechanic.

Whether you’re road-tripping, camping, or just commuting, a working power outlet keeps you connected. So next time your phone’s about to die, you’ll know exactly what to do—turn the key, plug in, and power up.

Frequently Asked Questions

Why won’t the outlet in my 2016 GMC Yukon turn on?

The most common reason is that the ignition is turned off. The outlets only work when the key is in the ACC or ON position. Also, check if the fuse is blown or if the device you’re using is faulty.

Can I use the outlet when the engine is off?

Yes, but only for a short time. With the ignition in ACC, the outlets will work, but the battery can drain quickly. Some models have a timer that cuts power after 10–15 minutes to protect the battery.

How many power outlets does the 2016 GMC Yukon have?

Most models have at least three: one in the front console, one in the rear cargo area, and one near the rear seats. Higher trims may include additional outlets or a 110V inverter.

What should I do if the outlet keeps blowing fuses?

A repeatedly blown fuse indicates a short circuit or overload. Stop using the outlet and have it inspected by a mechanic to prevent damage or fire.

Can I plug in a laptop or coffee maker?

Only if you use a power inverter rated for the device’s wattage. Most 12V outlets can’t handle high-power appliances directly. Check the inverter’s capacity and your Yukon’s electrical limits.

Where can I find the fuse for the power outlet?

The fuse is usually labeled “CIG LTR” or “AUX PWR” and located in the fuse box under the dashboard on the driver’s side. Refer to your owner’s manual for the exact location and amperage.