The 2015 GMC Savana Service and Repair Manual provides comprehensive, detailed instructions and illustrations for maintaining, servicing, diagnosing, and repairing your vehicle. This manual covers all models and all repairs, offering the same information used by technicians at dealerships to ensure thorough and accurate work.

The manual is organized for easy navigation, allowing you to quickly locate the information you need. Each section includes in-depth instructions, diagrams, wiring schematics, and specifications. This comprehensive guide empowers you to perform a wide range of repairs, including:

* **Maintenance:** Regular maintenance schedules, fluid checks, and replacement procedures.
* **Engine:** Detailed information on engine components, operation, troubleshooting, and repairs.
* **Control System:** Coverage of electronic control units, sensors, actuators, and wiring diagrams.
* **Mechanical:** In-depth information on transmission, drivetrain, suspension, brakes, and steering systems.
* **Fuel Service Specifications:** Technical data and procedures for fuel systems and components.
* **Emission Control:** Diagnosis and repair of emission control systems.
* **Intake Exhaust Cooling:** Detailed explanations and repair methods for intake and exhaust systems.
* **Lube:** Lubrication requirements for various vehicle components.
* **Ignition Starting Charging:** Information on ignition systems, starting systems, and charging systems.
* **Auto Transmission Clutch:** Detailed coverage of automatic transmissions, including clutch operation and repair.
* **Manual Transmission:** Comprehensive information on manual transmissions, including gear selection and repair.
* **Transfer Propeller Shaft:** Diagnosis and repair of transfer cases and propeller shafts.
* **Drive Shaft:** Information on drive shafts and related components.
* **Differential:** Technical data and repair procedures for differentials.
* **Axle Suspension:** Coverage of axle and suspension systems, including diagnosis and repair.
* **Tire & Wheel:** Information on tire types, maintenance, and wheel repairs.
* **Brake Control:** Explanation of brake systems and their components.
* **Brake:** Detailed instructions for brake system diagnosis and repair.
* **Parking Brake:** Information on parking brake operation and maintenance.
* **Steering Column:** Diagnosis and repair of steering columns and components.
* **Power Steering:** Information on power steering systems and their components.
* **Air Condition:** Diagnosis and repair of air conditioning systems.
* **Suppl Restraint System:** Repair and maintenance of supplemental restraint systems (airbags).
* **Seat Belt:** Detailed information on seat belt operation and maintenance.
* **Engine Immobilizer:** Diagnosis and repair of engine immobilizer systems.
* **Cruise Control:** Information on cruise control systems and their components.
* **Wiper & Washer:** Diagnosis and repair of wiper and washer systems.
* **Door Lock:** Information on door lock systems and their components.
* **Meter Audio/Visual:** Coverage of instrument panel gauges, displays, and audio/visual systems.
* **Horn:** Diagnosis and repair of horn systems.
* **Windshield/Glass Mirror:** Information on windshield and mirror replacement.
* **Instrument Panel:** Diagnosis and repair of instrument panel components.
* **Seat:** Repair and maintenance of seats.
* **Engine Hood/ Door:** Repair and maintenance of engine hood and doors.
* **Exterior & Interior:** Information on exterior and interior components, including trim and upholstery.
* **Electrical:** Comprehensive coverage of electrical systems, including wiring diagrams and troubleshooting.
* **Multiplex/ Can Communication:** Diagnosis and repair of multiplex and CAN communication systems.

This manual provides everything you need to maintain, service, and repair your 2015 GMC Savana, ensuring your vehicle runs smoothly and reliably.

The 2015 GMC Savana is a full-size van produced by General Motors and marketed under the GMC brand. It is offered in a variety of configurations, including cargo vans, passenger vans, cutaway chassis, and chassis cabs. The Savana is renowned for its robust construction and spacious interior, making it a versatile vehicle for various applications like commercial transportation, passenger transport, and even recreational purposes. It shares a platform with the Chevrolet Express, another popular full-size van offered by General Motors.

The 2015 Savana, like its predecessors, is equipped with several powertrain options, including gasoline and diesel engines. The gasoline engines offered are the 4.3-liter Vortec V6, the 4.8-liter Vortec V8, and the 6.0-liter Vortec V8. The diesel engine option is a 6.6-liter Duramax V8, providing increased torque and fuel efficiency. The Savana's suspension system is designed for durability and stability, offering a comfortable ride even when transporting heavy loads. Its interior provides ample space for passengers and cargo, with a choice of seating configurations and cargo capacity to suit diverse needs. The 2015 Savana also features a range of safety features, including airbags, anti-lock brakes, electronic stability control, and optional advanced technologies.