
Mercedes GLS Class X166 Workshop Service Repair Manual
The Mercedes GLS Class X166 Workshop Service Repair Manual is an essential resource for maintaining, servicing, and repairing your vehicle. This comprehensive manual includes detailed illustrations, wiring diagrams, and step-by-step instructions, ensuring you have all the information you need to keep your car in top condition.
– Years Covered: 2016, 2017, 2018, 2019
– Languages Available: English , German , French , Spanish , Portuguese , Italian , Dutch , Danish , Swedish , Finnish , US English , Norwegian , Turkish , Japanese , Hungarian , Russian , Czech , Polish , Bulgarian , Chinese (Simplified) , Romanian , Slovene , Korean
– Compatibility: Windows — see included guide for supported versions
– Instant Download
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Mercedes GLS Class X166 Workshop and Service Manual
Overview:
Unlock the full potential of your Mercedes GLS Class X166 with the official workshop and service manual, trusted by Mercedes dealer garages worldwide.
Key Features:
– Years Covered: 2016, 2017, 2018, 2019
– Languages Available: English , German , French , Spanish , Portuguese , Italian , Dutch , Danish , Swedish , Finnish , US English , Norwegian , Turkish , Japanese , Hungarian , Russian , Czech , Polish , Bulgarian , Chinese (Simplified) , Romanian , Slovene , Korean
– Compatibility: Windows — see included guide for supported versions
– Instant Download
Description:
The Mercedes GLS Class X166 Workshop Service Repair Manual is an essential resource for maintaining, servicing, and repairing your vehicle. This comprehensive manual includes detailed illustrations, wiring diagrams, and step-by-step instructions, ensuring you have all the information you need to keep your car in top condition.
Covers Models:
GLS Class X166
Engine:
All engine variants.
Transmission:
All Transmission Variants
Years:
2016-2019
Drive Options:
Left and right hand drive
Contents:
– General Information: Diagnosis, troubleshooting, and specifications.
– Engine Control: Comprehensive engine management details.
– Fuel & Exhaust Systems: Maintenance and repair procedures.
– Emission Control: Guidelines for emission control systems.
– Lubrication & Mechanical Systems: Complete engine lubrication and mechanical maintenance.
– Transmission: Detailed transmission service and repair.
– Brake System: Instructions for maintaining and repairing brakes.
– Axles: Front and rear axle maintenance.
– Steering System: Detailed steering system repair and maintenance.
– Heater & Air Conditioning: HVAC system diagnostics and repair.
– Ventilation System: Ventilation system service procedures.
– Maintenance: Scheduled service information and maintenance operations.
– Lights & Switches: Electrical lighting and switch maintenance.
– Clutch & Gearbox: Comprehensive clutch and gearbox maintenance.
– Propeller Shaft & Differential: Detailed repair procedures.
– Cooling System: Cooling system diagnostics and repair.
– Electrical System: Extensive electrical system diagrams and repair instructions.
– Technical Diagnostics: Fault finding and diagnostics.
– Suspension: Suspension system service and repair.
– Wheels & Tyres: Wheel and tyre maintenance.
– Body & Chassis: Detailed body and chassis repair.
– Interior Fittings: Interior maintenance and repair.
– Safety Systems: Comprehensive safety system diagnostics and repair.
– And Much More…
Special Features:
– Comprehensive Diagrams
– Zoom-In Illustrations
– Torque Specifications
– Special Tooling Requirements
– Menu-Driven Pages
– Thousands of Photographs and Diagrams
– Search Functionality by Model, Year, Sales Model, Engine Code, Gearbox Code
Download Now:
Get instant access to your Mercedes GLS Class X166 Workshop Repair Manual. Enhance your repair and maintenance capabilities with this indispensable guide. Download now to ensure your vehicle runs smoothly and efficiently.
Frequently Asked Questions
What Mercedes models are covered?
This comprehensive workshop manual covers the complete Mercedes-Benz GLS Class X166 series produced from 2015 to 2019. All GLS variants are included: GLS 350d, GLS 400, GLS 450, GLS 500, GLS 550, and the high-performance Mercedes-AMG GLS 63. The manual provides detailed coverage for both 4MATIC all-wheel-drive configurations and all regional market specifications including North American, European, and international models. Every body style and trim level within the X166 chassis platform is fully documented with model-specific procedures.
What engines/transmissions are covered?
This manual provides complete coverage for all X166 powertrains including the OM642 3.0L V6 diesel producing 258 horsepower, the M276 3.0L V6 twin-turbo petrol engine with 333 horsepower, the M278 4.7L V8 twin-turbo generating 455 horsepower, and the mighty M157 5.5L V8 twin-turbo AMG engine delivering 577 horsepower. Transmission coverage includes the 7G-TRONIC PLUS seven-speed automatic and 9G-TRONIC nine-speed automatic gearboxes. Complete rebuild specifications, torque values, and service procedures are provided for each configuration.
Does this include wiring diagrams?
Yes, this workshop manual includes comprehensive electrical system documentation with detailed wiring diagrams for the Mercedes GLS X166. Coverage includes complete circuit diagrams for the COMAND infotainment system, AIRMATIC air suspension controls, LED lighting systems, power liftgate, and advanced driver assistance systems. All connector pinouts, ground locations, and component locations are clearly illustrated. The electrical troubleshooting section provides systematic diagnostic procedures, fault code definitions, and signal voltage specifications to help identify and repair any electrical issues efficiently.
What format is this Workshop Manual provided in?
This is professional OEM Mercedes dealer software, the same diagnostic and repair system used by authorized Mercedes-Benz dealerships worldwide. Unlike static documents, this interactive software features searchable databases, component locators, step-by-step guided diagnostics, and dynamic wiring diagram navigation. The software provides dealer-level functionality including parts cross-referencing, labour time estimates, and technical service bulletin integration. This professional-grade tool delivers an experience far superior to traditional workshop manuals.
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