GMC Sierra 2018 Getting To Know Your Manual

GMC Sierra 2018 manual cover
Pages 20
Year 2018
Language(s)
English en

GMC Sierra 2018 Specification

The 2018 GMC Sierra 1500 is a full-size pickup truck that combines rugged capability with refined features. It is available in several trims, including the base Sierra, SLE, SLT, and the luxurious Denali. The truck is powered by a range of engines, starting with the 4.3-liter V6 that delivers 285 horsepower and 305 lb-ft of torque. A 5.3-liter V8 is also available, producing 355 horsepower and 383 lb-ft of torque. For those seeking maximum power, the 6.2-liter V8 engine generates 420 horsepower and 460 lb-ft of torque. These engines are paired with either a six-speed or an eight-speed automatic transmission, depending on the configuration.

The Sierra 1500 offers both rear-wheel drive and four-wheel drive options. It boasts a maximum towing capacity of up to 12,500 pounds when properly equipped, making it a strong contender in its class for heavy-duty tasks. The truck rides on a high-strength steel frame and features an independent front suspension and a solid rear axle with leaf springs, providing a balance of comfort and capability.

Inside, the Sierra 1500 is equipped with a range of modern amenities. The cabin can be configured with either a standard bench seat or optional bucket seats. The infotainment system includes a 7-inch or 8-inch touchscreen, with Apple CarPlay and Android Auto compatibility. Higher trims offer additional features such as leather upholstery, a Bose sound system, and advanced safety technologies like forward collision alert and lane departure warning.

The exterior design of the 2018 Sierra 1500 is both bold and functional, featuring the signature GMC grille, LED lighting, and an available spray-on bed liner. With a combination of robust performance, advanced technology, and upscale interior options, the 2018 GMC Sierra 1500 caters to a wide range of truck enthusiasts.

GMC Sierra 2018 F.A.Q.

How do I reset the oil life monitor in my 2018 GMC Sierra?

To reset the oil life monitor, turn on the ignition without starting the engine. Use the DIC buttons on the steering wheel to navigate to the "Oil Life" menu. Press and hold the "Check" button until the system resets to 100%.

What is the recommended tire pressure for a 2018 GMC Sierra?

The recommended tire pressure for the 2018 GMC Sierra is typically 35 PSI for both front and rear tires. However, always refer to the sticker on the driver's door jamb for exact specifications.

How can I pair my phone via Bluetooth to the 2018 GMC Sierra infotainment system?

To pair your phone, enable Bluetooth on your phone and go to the GMC Sierra's infotainment system. Select "Phone," then "Pair Device," and follow the prompts to connect. Enter the PIN displayed on the screen if necessary.

What type of oil should I use for the 2018 GMC Sierra?

The 2018 GMC Sierra typically requires SAE 0W-20 full synthetic oil, especially for the 5.3L and 6.2L V8 engines. Always check the owner's manual for specific oil requirements.

How can I improve the fuel efficiency of my 2018 GMC Sierra?

To improve fuel efficiency, ensure regular maintenance such as timely oil changes and air filter replacements. Keep tires properly inflated, reduce excess weight, and drive at steady speeds.

What are the common causes of the check engine light turning on in a 2018 GMC Sierra?

Common causes include a loose gas cap, faulty oxygen sensors, or issues with the catalytic converter. It's best to use an OBD-II scanner to diagnose the specific issue.

How do I replace the cabin air filter in my 2018 GMC Sierra?

To replace the cabin air filter, locate the filter housing behind the glove box. Open the glove box, remove the limiting arm, and lower the glove box door. Remove the old filter and insert a new one, ensuring it is oriented correctly.

How do I enable the trailering feature on my 2018 GMC Sierra?

To enable trailering, connect the trailer and ensure all connections are secure. Access the trailer settings through the infotainment system and configure the trailer profile. The system will assist with trailer brake and light settings.

How can I troubleshoot a non-functional power window in my 2018 GMC Sierra?

Check the window lock switch to ensure it is not activated. Test the window switch by pressing it in both directions. If the window still doesn't work, inspect the fuse box for a blown fuse related to the power windows.

What maintenance schedule should I follow for my 2018 GMC Sierra?

Refer to the owner's manual for a detailed maintenance schedule. Typically, it includes oil changes every 7,500 miles, tire rotations every 7,500 miles, and a comprehensive check-up every 15,000 miles.