2019 Mercedes-Benz GLS550 Service and Repair Manual

This factory service and repair manual for the 2019 Mercedes-Benz GLS550 deals with a large gasoline V8 sport utility. The 4.7-liter engine, equal to 285 cubic inches, is turbocharged and uses dual overhead camshafts. It powers the 4-door sport utility body in 4Matic trim, and the data holds no other body or trim for the year. Torque values, fluid specifications and diagnostic procedures for the engine and driveline are included.

Engines covered

• 4.7L V8 (285 cu in) — DOHC, turbocharged, gasoline

Body styles covered

• 4-door sport utility

Trims covered

• 4Matic

Known issues on the 2019 GLS550. Both recalls recorded for the 2019 GLS550 involve the emergency call system. In certain vehicles, a software flaw in the communication module could send responders the wrong location after a crash. In certain others, a SIM card software error could break the mobile network connection and leave the system unable to place an emergency call. Two owner complaints name this car, touching the engine, engine cooling and suspension. The manual's telematics wiring diagrams, cooling system procedures and suspension torque values relate to those areas.