2025 Genesis G90 Repair & Troubleshooting Manual for All Systems

2025 Genesis G90 Service & Repair Manual – Your Complete Guide for Maintenance & Troubleshooting

The 2025 Genesis G90 is a luxury sedan that combines power, comfort, and cutting-edge technology. To keep your G90 performing at its best, this comprehensive service and repair manual provides step-by-step instructions for maintenance and troubleshooting. Whether you’re a car enthusiast or a professional technician, this manual will ensure your vehicle remains in excellent condition for years to come.

Engine & Performance – Maintaining Power & Efficiency

To ensure optimal performance, the 3.5L twin-turbo V6 engine needs regular maintenance. This includes routine oil changes, coolant levels, and spark plug inspections. Additionally, maintaining the hybrid powertrain system is essential for fuel efficiency. This manual provides expert instructions on battery diagnostics, charging system care, and engine performance checks.

• Turbocharger Diagnostics & Maintenance: Learn to diagnose and service the turbochargers to enhance engine performance and fuel efficiency.

• Regular Powertrain Service: Keep your powertrain running smoothly with diagnostics for the transmission, differential, and drive shafts.

Transmission & Drivetrain – Ensuring a Smooth Ride

The 2025 Genesis G90 comes with a 8-speed automatic transmission that ensures smooth gear shifts. Regular transmission servicing is crucial for maintaining driving comfort and fuel efficiency. This section of the manual focuses on transmission fluid changes, gear shift recalibration, and AWD system servicing.

• Transmission Fluid Replacement: Routine fluid changes are essential for maintaining smooth performance.

• AWD & RWD Systems Care: Learn how to optimize the AWD system for better handling and stability, and ensure rear-wheel drive (RWD) systems operate efficiently.

Braking & Suspension – Safety and Comfort First

The 2025 Genesis G90 features advanced braking systems that require regular inspection and servicing. This includes maintaining the regenerative braking system, which improves fuel efficiency. Furthermore, the adaptive suspension system needs periodic checks to ensure the vehicle rides smoothly and safely.

• Brake Fluid Replacement: Regular brake fluid changes and inspections of the ABS system help maintain stopping power.

• Suspension & Ride Quality: Regular shock absorber checks and suspension tuning ensure a comfortable and stable ride.

Electrical & Infotainment – Tech Maintenance & Repairs

The 2025 Genesis G90 offers advanced infotainment and electrical systems. Regular system updates and maintenance are vital to keeping all electronics running smoothly.

• Battery Diagnostics: Keep the vehicle battery healthy by performing regular charging system diagnostics and battery voltage checks.

• Infotainment & Navigation: Ensure that the infotainment system is up-to-date and troubleshoot common Bluetooth and GPS navigation issues.

Interior & Exterior – Maintaining Luxury & Functionality

The interior and exterior of your Genesis G90 should be regularly maintained to keep your vehicle looking and feeling like new.

• Interior Comfort: Clean and condition leather upholstery to maintain its premium feel. Regularly check climate control and seat functions.

• Exterior Care: Protect the paintwork by performing regular detailing and protective coatings. Check the headlights and taillights for any issues.

Why Choose the 2025 Genesis G90 Service Manual?

This service manual offers a wealth of information, including detailed instructions for the hybrid powertrain, braking systems, suspension maintenance, and advanced diagnostics. With this guide, you can ensure your Genesis G90 continues to deliver top-tier performance.

• Factory-Certified Procedures: All instructions follow Genesis factory standards, guaranteeing proper repairs.

• Comprehensive Troubleshooting: Detailed steps for diagnosing and fixing issues across various systems, from engine diagnostics to electrical repairs.

• Maintenance Schedules: Follow recommended service intervals to keep your G90 in top shape and prevent costly breakdowns.

Download the 2025 Genesis G90 service manual today and maintain your luxury sedan like new!