GMC Sierra 2008 Getting To Know Your Manual

GMC Sierra 2008 manual cover
Pages 24
Year 2008
Language(s)
English en

GMC Sierra 2008 Specification

The 2008 GMC Sierra is a full-size pickup truck that offers a blend of power, versatility, and comfort. This model comes with several engine options, including a 4.3-liter V6, a 4.8-liter V8, a 5.3-liter V8, and a 6.0-liter V8, providing a range of power outputs to suit different needs. The engines are paired with either a four-speed or a six-speed automatic transmission, ensuring smooth gear transitions and optimal performance. The Sierra is available in multiple configurations, including Regular Cab, Extended Cab, and Crew Cab, catering to various passenger and cargo requirements.

The exterior design of the 2008 GMC Sierra features a bold grille, muscular lines, and robust build quality, emphasizing its durability and rugged appeal. Inside, the cabin is designed to offer maximum comfort and convenience, with available options such as leather upholstery, dual-zone climate control, and advanced audio systems. The truck also includes modern safety features like anti-lock brakes, stability control, and front-impact airbags to ensure a secure driving experience.

The Sierra’s suspension system, featuring coil-over-shock front suspension and a solid axle rear suspension, provides a balanced ride and handling even when carrying heavy loads. The truck’s towing capacity varies depending on the engine and configuration, but it is capable of handling significant loads, making it suitable for both personal and professional use. The 2008 GMC Sierra also incorporates advanced technology options such as a navigation system, Bluetooth connectivity, and satellite radio, enhancing the overall driving experience.

Overall, the 2008 GMC Sierra stands out for its robust performance, versatile configurations, and a well-appointed interior, making it a compelling choice in the full-size pickup truck segment.

GMC Sierra 2008 F.A.Q.

What is the recommended oil type for a 2008 GMC Sierra?

The recommended oil type for a 2008 GMC Sierra is 5W-30. It is important to use high-quality oil to ensure optimal engine performance and longevity.

How do I reset the "Change Engine Oil" light on my 2008 GMC Sierra?

To reset the "Change Engine Oil" light, turn the ignition key to the "ON" position without starting the engine. Fully press and release the accelerator pedal three times within five seconds. The light should flash and then go off, indicating a successful reset.

What is the towing capacity of the 2008 GMC Sierra?

The towing capacity of the 2008 GMC Sierra varies depending on the engine and configuration, ranging from 4,400 to 10,500 pounds. Always refer to the owner's manual for specifics related to your vehicle's configuration.

How often should I replace the air filter in my 2008 GMC Sierra?

It is recommended to inspect the air filter at every oil change and replace it every 30,000 miles or as needed, depending on driving conditions.

How do I troubleshoot a non-functioning AC system in my 2008 GMC Sierra?

First, check the AC fuse and relay. Ensure the AC refrigerant levels are adequate. Inspect the compressor for function and listen for unusual noises. If issues persist, consult a professional mechanic.

What is the proper tire pressure for a 2008 GMC Sierra?

The recommended tire pressure for a 2008 GMC Sierra is typically 30 to 35 psi, but always check the placard on the driver's door jamb for the exact specifications for your model.

How do I jump-start my 2008 GMC Sierra?

To jump-start, connect the positive cable to the positive terminal of the dead battery, then to the positive terminal of the good battery. Connect the negative cable to the negative terminal of the good battery, then to a metal ground on the dead vehicle. Start the donor vehicle, then the Sierra.

What are common transmission issues in a 2008 GMC Sierra and how can they be resolved?

Common transmission issues include rough shifting and slipping. Regular maintenance, such as fluid changes and checking for leaks, can help prevent these problems. If issues persist, consult a transmission specialist.

How do I replace a headlight bulb on a 2008 GMC Sierra?

To replace a headlight bulb, open the hood and remove the headlight housing by loosening the screws. Disconnect the electrical connector and remove the old bulb. Insert the new bulb, reconnect the connector, and reassemble the housing.

What are the recommended maintenance intervals for a 2008 GMC Sierra?

Regular maintenance for a 2008 GMC Sierra includes oil changes every 3,000 to 5,000 miles, tire rotations every 6,000 miles, brake inspections every 12,000 miles, and coolant system service every 60,000 miles. Refer to the owner's manual for a detailed schedule.