GMC Sierra 2023 Owner's Manual
![GMC Sierra 2023 manual cover](/images/HGEwfrCePnNTYfJSwAzdgHsT/thumbs/thumb175x175.webp)
To reset the oil life monitor on a 2023 GMC Sierra, turn the ignition to the "On" position without starting the engine. Use the steering wheel controls to navigate to the "Oil Life" menu. Press and hold the "Check" or "Reset" button until the oil life percentage resets to 100%.
The 2023 GMC Sierra has a maximum towing capacity of up to 13,000 pounds when properly equipped. This can vary based on the engine, drivetrain, and configuration of the vehicle.
To pair your phone with the GMC Sierra's infotainment system, first ensure Bluetooth is enabled on your phone. On the Sierra's infotainment screen, go to "Phone" > "Pair Device". Select your phone from the list and confirm the pairing request.
For the first 10,000 miles, regular maintenance for the 2023 GMC Sierra includes oil and filter changes, tire rotations, and visual inspection of brakes, belts, and fluid levels. Always refer to the owner’s manual for specific maintenance schedules.
Improving fuel efficiency in your GMC Sierra 2023 can be achieved by maintaining proper tire pressure, reducing excess weight, using cruise control on highways, and ensuring regular maintenance such as air filter and oil changes.
The check engine light in a 2023 GMC Sierra could be triggered by various issues such as a loose gas cap, faulty oxygen sensor, or engine misfire. It is recommended to use an OBD-II scanner to diagnose the specific issue or consult with a professional mechanic.
To enable 4WD mode on a 2023 GMC Sierra, use the drive mode selector knob located on the dashboard. Turn the knob to select 4WD High or 4WD Low, depending on driving conditions. Ensure the vehicle is stationary or moving at low speed before switching modes.
To update the navigation system in your 2023 GMC Sierra, visit the GMC navigation update website and download the latest map data to a USB drive. Insert the USB drive into the vehicle's USB port and follow the on-screen instructions to install the update.
If your 2023 GMC Sierra's battery dies, you can jump-start it using jumper cables and another vehicle. Connect the cables in the correct order: positive to positive, negative to a grounded metal surface. Start the working vehicle, then the Sierra. Consider replacing the battery if it frequently loses charge.
To replace a flat tire on your 2023 GMC Sierra, ensure the vehicle is on a flat surface and apply the parking brake. Loosen the lug nuts slightly, use the jack to lift the vehicle, remove the lug nuts and the tire. Place the spare tire on, hand-tighten the lug nuts, lower the vehicle, and fully tighten the lug nuts in a crisscross pattern.